{"id":730915,"date":"2018-11-12T04:22:54","date_gmt":"2018-11-12T11:22:54","guid":{"rendered":"https:\/\/qa-release.questionpro.com\/blog\/%d8%a7%d9%84%d8%b9%d9%8a%d9%86%d8%a9-%d8%a7%d9%84%d8%aa%d8%b9%d8%b1%d9%8a%d9%81-%d8%8c-%d8%a7%d9%84%d9%85%d9%86%d9%87%d8%ac%d9%8a%d8%a7%d8%aa-%d8%8c-%d8%a7%d9%84%d8%a3%d9%86%d9%88%d8%a7%d8%b9-%d8%8c\/"},"modified":"2026-01-14T02:56:25","modified_gmt":"2026-01-14T09:56:25","slug":"%d8%a7%d9%84%d8%b9%d9%8a%d9%86%d8%a9-%d8%a7%d9%84%d8%aa%d8%b9%d8%b1%d9%8a%d9%81-%d8%8c-%d8%a7%d9%84%d9%85%d9%86%d9%87%d8%ac%d9%8a%d8%a7%d8%aa-%d8%8c-%d8%a7%d9%84%d8%a3%d9%86%d9%88%d8%a7%d8%b9-%d8%8c","status":"publish","type":"post","link":"https:\/\/qa-release.questionpro.com\/blog\/ar\/%d8%a7%d9%84%d8%b9%d9%8a%d9%86%d8%a9-%d8%a7%d9%84%d8%aa%d8%b9%d8%b1%d9%8a%d9%81-%d8%8c-%d8%a7%d9%84%d9%85%d9%86%d9%87%d8%ac%d9%8a%d8%a7%d8%aa-%d8%8c-%d8%a7%d9%84%d8%a3%d9%86%d9%88%d8%a7%d8%b9-%d8%8c\/","title":{"rendered":"\u0627\u0644\u0639\u064a\u0646\u0629 \u0641\u064a \u0627\u0644\u0628\u062d\u062b \u0627\u0644\u0639\u0644\u0645\u064a: \u0627\u0644\u062a\u0639\u0631\u064a\u0641\u060c \u0627\u0644\u0623\u0646\u0648\u0627\u0639\u060c \u0648\u0627\u0644\u0645\u0639\u0627\u062f\u0644\u0629 \u0645\u0639 \u0623\u0645\u062b\u0644\u0629"},"content":{"rendered":"

\u063a\u0627\u0644\u0628\u064b\u0627 \u0645\u0627 \u064a\u0628\u062d\u062b \u0627\u0644\u0628\u0627\u062d\u062b\u0648\u0646 \u0639\u0646 \u0627\u0644\u0639\u064a\u0646\u0629 \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629 \u0641\u064a \u0627\u0644\u0628\u062d\u062b \u0627\u0644\u0639\u0644\u0645\u064a \u0633\u0648\u0627\u0621 \u0644\u0625\u062c\u0631\u0627\u0621 \u062f\u0631\u0627\u0633\u0629 \u062a\u0633\u0648\u064a\u0642\u064a\u0629 \u0623\u0648 \u0628\u062d\u062b \u0645\u064a\u062f\u0627\u0646\u064a \u0641\u064a \u0645\u062c\u0627\u0644 \u0645\u062d\u062f\u062f. \u0627\u0644\u0639\u064a\u0646\u0629 \u0623\u0648 \u0627\u0644\u0645\u0633\u062a\u062c\u064a\u0628\u064a\u0646 \u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u0646\u0648\u0639 \u0645\u0646 \u0627\u0644\u0623\u0628\u062d\u0627\u062b \u0642\u062f \u064a\u062a\u0645 \u0627\u062e\u062a\u064a\u0627\u0631\u0647\u0645 \u0645\u0646 \u0645\u062c\u0645\u0648\u0639\u0629 \u0645\u0646 \u0627\u0644\u0639\u0645\u0644\u0627\u0621 \u0623\u0648 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645\u064a\u0646 \u0627\u0644\u0645\u0639\u0631\u0648\u0641\u064a\u0646 \u0623\u0648 \u063a\u064a\u0631 \u0627\u0644\u0645\u0639\u0631\u0648\u0641\u064a\u0646.<\/p>\n

\u0648\u0641\u064a \u0643\u062b\u064a\u0631 \u0645\u0646 \u0627\u0644\u0623\u062d\u064a\u0627\u0646\u060c \u064a\u0639\u0631\u0641 \u0627\u0644\u0628\u0627\u062d\u062b \u0627\u0644\u0645\u0644\u0641 \u0627\u0644\u0634\u062e\u0635\u064a \u0644\u0644\u0645\u0633\u062a\u062c\u064a\u0628 \u0627\u0644\u0646\u0645\u0648\u0630\u062c\u064a\u060c \u0644\u0643\u0646\u0647 \u0644\u0627 \u064a\u0645\u0644\u0643 \u0625\u0645\u0643\u0627\u0646\u064a\u0629 \u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u064a\u0647\u0645 \u0644\u0625\u062a\u0645\u0627\u0645 \u0627\u0644\u062f\u0631\u0627\u0633\u0629. \u0641\u064a \u0645\u062b\u0644 \u0647\u0630\u0647 \u0627\u0644\u062d\u0627\u0644\u0627\u062a\u060c \u062a\u0644\u062c\u0623 \u0641\u0631\u0642 \u0627\u0644\u0628\u062d\u062b \u0625\u0644\u0649 \u0645\u0624\u0633\u0633\u0627\u062a \u0645\u062a\u062e\u0635\u0635\u0629 \u062a\u0648\u0641\u0631 \u0644\u0647\u0645 \u0644\u0648\u062d\u0627\u062a \u0645\u0646 \u0627\u0644\u0645\u0633\u062a\u062c\u064a\u0628\u064a\u0646 (Panels) \u0623\u0648 \u062a\u0628\u064a\u0639 \u0628\u064a\u0627\u0646\u0627\u062a\u0647\u0645 \u0628\u0647\u062f\u0641 \u0627\u0633\u062a\u0643\u0645\u0627\u0644 \u0627\u0644\u0623\u0628\u062d\u0627\u062b \u0648\u0627\u0644\u0627\u0633\u062a\u0628\u064a\u0627\u0646\u0627\u062a.<\/p>\n

\u0642\u062f \u062a\u0643\u0648\u0646 \u0647\u0630\u0647 \u0627\u0644\u0639\u064a\u0646\u0627\u062a \u0645\u0646 \u0627\u0644\u0633\u0643\u0627\u0646 \u0627\u0644\u0639\u0627\u0645\u064a\u0646 \u0627\u0644\u0630\u064a\u0646 \u062a\u0646\u0637\u0628\u0642 \u0639\u0644\u064a\u0647\u0645 \u0645\u0639\u0627\u064a\u064a\u0631 \u062f\u064a\u0645\u0648\u063a\u0631\u0627\u0641\u064a\u0629 \u0645\u062d\u062f\u062f\u0629\u060c \u0623\u0648 \u0645\u0646 \u0641\u0626\u0627\u062a \u062e\u0627\u0635\u0629 \u0630\u0627\u062a \u062e\u0635\u0627\u0626\u0635 \u0645\u0639\u064a\u0646\u0629. \u0648\u0627\u062e\u062a\u064a\u0627\u0631 \u0647\u0624\u0644\u0627\u0621 \u0627\u0644\u0645\u0633\u062a\u062c\u064a\u0628\u064a\u0646 \u0628\u062f\u0642\u0629 \u064a\u064f\u0639\u062f \u0623\u0645\u0631\u064b\u0627 \u062d\u0627\u0633\u0645\u064b\u0627 \u0641\u064a \u0646\u062c\u0627\u062d \u0623\u064a \u062f\u0631\u0627\u0633\u0629 \u0628\u062d\u062b\u064a\u0629.<\/p>\n

\u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u0645\u0642\u0627\u0644\u060c \u0633\u0646\u0633\u062a\u0639\u0631\u0636 \u0628\u0627\u0644\u062a\u0641\u0635\u064a\u0644 \u0645\u0627 \u0647\u064a \u0627\u0644\u0639\u064a\u0646\u0629 \u0641\u064a \u0627\u0644\u0628\u062d\u062b \u0627\u0644\u0639\u0644\u0645\u064a\u060c \u0648\u0623\u0646\u0648\u0627\u0639 \u0627\u0644\u0639\u064a\u0646\u0627\u062a\u060c \u0648\u0637\u0631\u0642 \u0627\u062e\u062a\u064a\u0627\u0631\u0647\u0627 \u0628\u0627\u0644\u0623\u0645\u062b\u0644\u0629\u060c \u0628\u0627\u0644\u0625\u0636\u0627\u0641\u0629 \u0625\u0644\u0649 \u0637\u0631\u064a\u0642\u0629 \u062d\u0633\u0627\u0628 \u062d\u062c\u0645 \u0627\u0644\u0639\u064a\u0646\u0629 \u0648\u0645\u0632\u0627\u064a\u0627 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0639\u064a\u0646\u0627\u062a \u0641\u064a \u0627\u0644\u0623\u0628\u062d\u0627\u062b.<\/p>\n

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\u0644\u0630\u0644\u0643\u060c \u062a\u0645\u062b\u0644 \u0627\u0644\u0639\u064a\u0646\u0629 \u062c\u0632\u0621\u064b\u0627 \u064a\u0645\u0643\u0646 \u0627\u0644\u062a\u062d\u0643\u0645 \u0641\u064a\u0647<\/strong> \u0645\u0646 \u0627\u0644\u0645\u062c\u062a\u0645\u0639. \u0648\u0645\u0646 \u062e\u0644\u0627\u0644 \u0627\u0644\u0627\u0633\u062a\u0628\u064a\u0627\u0646\u0627\u062a \u0648\u0627\u0644\u0627\u0633\u062a\u0637\u0644\u0627\u0639\u0627\u062a\u060c \u064a\u062a\u0645 \u062c\u0645\u0639 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0645\u0646 \u0647\u0630\u0647 \u0627\u0644\u0639\u064a\u0646\u0629 \u0648\u062a\u062d\u0644\u064a\u0644\u0647\u0627 \u0644\u0627\u0633\u062a\u062e\u0644\u0627\u0635 \u0627\u0633\u062a\u0646\u062a\u0627\u062c\u0627\u062a \u062a\u064f\u0637\u0628\u0651\u064e\u0642 \u0639\u0644\u0649 \u0627\u0644\u0645\u062c\u062a\u0645\u0639 \u0627\u0644\u0623\u0643\u0628\u0631.<\/p>\n

\u0627\u0639\u0631\u0641 \u0627\u0644\u0645\u0632\u064a\u062f<\/b><\/a><\/p>\n

\"\u0639\u064a\u0646\u0629<\/p>\n

\u0623\u0646\u0648\u0627\u0639 \u0627\u0644\u0639\u064a\u0646\u0627\u062a: \u0645\u0646\u0647\u062c\u064a\u0627\u062a \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u064a\u0646\u0627\u062a \u0627\u0644\u0627\u062d\u062a\u0645\u0627\u0644\u064a\u0629 \u0628\u0627\u0644\u0623\u0645\u062b\u0644\u0629<\/strong><\/h2>\n

\u062a\u064f\u0639\u0631\u0641 \u0639\u0645\u0644\u064a\u0629 \u0627\u0633\u062a\u062e\u0631\u0627\u062c \u0627\u0644\u0639\u064a\u0646\u0629 \u0628\u0627\u0633\u0645 \u0637\u0631\u064a\u0642\u0629 \u0623\u062e\u0630 \u0627\u0644\u0639\u064a\u0646\u0627\u062a<\/a> (Sampling Method)<\/strong>\u060c \u0648\u0647\u064a \u062c\u0632\u0621 \u0623\u0633\u0627\u0633\u064a \u0645\u0646 \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0628\u062d\u062b \u0627\u0644\u0639\u0644\u0645\u064a. \u0641\u0647\u0630\u0647 \u0627\u0644\u0637\u0631\u064a\u0642\u0629 \u062a\u062d\u062f\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0643\u0645\u064a\u0629 \u0648\u0627\u0644\u0646\u0648\u0639\u064a\u0629 \u0627\u0644\u062a\u064a \u064a\u0645\u0643\u0646 \u062c\u0645\u0639\u0647\u0627 \u0641\u064a \u0627\u0644\u062f\u0631\u0627\u0633\u0629.<\/p>\n

\u0648\u062a\u064f\u0642\u0633\u064e\u0645 \u0623\u0646\u0648\u0627\u0639 \u0627\u0644\u0639\u064a\u0646\u0627\u062a \u0641\u064a \u0627\u0644\u0628\u062d\u062b \u0627\u0644\u0639\u0644\u0645\u064a<\/strong> \u0625\u0644\u0649 \u0646\u0648\u0639\u064a\u0646 \u0631\u0626\u064a\u0633\u064a\u064a\u0646:<\/p>\n

    \n
  1. \n

    \u0627\u0644\u0639\u064a\u0646\u0627\u062a \u0627\u0644\u0627\u062d\u062a\u0645\u0627\u0644\u064a\u0629 (Probability Sampling)<\/strong><\/p>\n<\/li>\n

  2. \n

    \u0627\u0644\u0639\u064a\u0646\u0627\u062a \u063a\u064a\u0631 \u0627\u0644\u0627\u062d\u062a\u0645\u0627\u0644\u064a\u0629 (Non-Probability Sampling)<\/strong><\/p>\n<\/li>\n<\/ol>\n

    \u0623\u0648\u0644\u064b\u0627: \u0627\u0644\u0639\u064a\u0646\u0627\u062a \u0627\u0644\u0627\u062d\u062a\u0645\u0627\u0644\u064a\u0629<\/strong><\/h3>\n

    \u0641\u064a \u0627\u0644\u0639\u064a\u0646\u0627\u062a \u0627\u0644\u0627\u062d\u062a\u0645\u0627\u0644\u064a\u0629<\/strong>\u060c \u064a\u062a\u0645 \u0627\u062e\u062a\u064a\u0627\u0631 \u0639\u0646\u0627\u0635\u0631 \u0627\u0644\u0639\u064a\u0646\u0629 \u0645\u0646 \u0627\u0644\u0645\u062c\u062a\u0645\u0639 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0646\u0638\u0631\u064a\u0629 \u0627\u0644\u0627\u062d\u062a\u0645\u0627\u0644\u0627\u062a<\/strong>\u060c \u0628\u062d\u064a\u062b \u064a\u062d\u0635\u0644 \u0643\u0644 \u0641\u0631\u062f \u0639\u0644\u0649 \u0641\u0631\u0635\u0629 \u0645\u062a\u0633\u0627\u0648\u064a\u0629 \u0641\u064a \u0623\u0646 \u064a\u0643\u0648\u0646 \u062c\u0632\u0621\u064b\u0627 \u0645\u0646 \u0627\u0644\u0639\u064a\u0646\u0629. \u0647\u0630\u0627 \u064a\u0639\u0646\u064a \u0623\u0646 \u0627\u0644\u062a\u062d\u064a\u0632 \u0641\u064a \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0634\u0628\u0647 \u0645\u0639\u062f\u0648\u0645<\/strong>\u060c \u0648\u0623\u0646 \u0627\u0644\u0646\u062a\u0627\u0626\u062c \u0623\u0643\u062b\u0631 \u062a\u0645\u062b\u064a\u0644\u064b\u0627 \u0644\u0644\u0645\u062c\u062a\u0645\u0639.<\/p>\n

    \u062a\u064f\u062d\u062f\u062f \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0645\u0633\u0628\u0642\u064b\u0627 \u0636\u0645\u0646 \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0628\u062d\u062b\u060c \u0648\u062a\u064f\u0639\u062a\u0628\u0631 \u0639\u0646\u0635\u0631\u064b\u0627 \u0623\u0633\u0627\u0633\u064a\u064b\u0627 \u0644\u0636\u0645\u0627\u0646 \u062c\u0648\u062f\u0629 \u0627\u0644\u0646\u062a\u0627\u0626\u062c.<\/p>\n

    1. \u0627\u0644\u0639\u064a\u0646\u0629 \u0627\u0644\u0639\u0634\u0648\u0627\u0626\u064a\u0629 \u0627\u0644\u0628\u0633\u064a\u0637\u0629 (Simple Random Sampling)<\/strong><\/h4>\n

    \u062a\u064f\u0639\u062f\u0651 \u0637\u0631\u064a\u0642\u0629 \u0627\u0644\u0639\u064a\u0646\u0629 \u0627\u0644\u0639\u0634\u0648\u0627\u0626\u064a\u0629 \u0627\u0644\u0628\u0633\u064a\u0637\u0629<\/a> \u0645\u0646 \u0623\u0643\u062b\u0631 \u0627\u0644\u0637\u0631\u0642 \u0645\u0628\u0627\u0634\u0631\u0629 \u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u064a\u0646\u0629. \u0641\u064a \u0647\u0630\u0647 \u0627\u0644\u0637\u0631\u064a\u0642\u0629\u060c \u064a\u0643\u0648\u0646 \u0644\u0643\u0644 \u0641\u0631\u062f \u0641\u064a \u0627\u0644\u0645\u062c\u062a\u0645\u0639 \u0641\u0631\u0635\u0629 \u0645\u062a\u0633\u0627\u0648\u064a\u0629 \u0644\u0644\u0645\u0634\u0627\u0631\u0643\u0629 \u0641\u064a \u0627\u0644\u062f\u0631\u0627\u0633\u0629. \u064a\u062a\u0645 \u0627\u062e\u062a\u064a\u0627\u0631 \u0639\u0646\u0627\u0635\u0631 \u0647\u0630\u0647 \u0627\u0644\u0639\u064a\u0646\u0629 \u0628\u0634\u0643\u0644 \u0639\u0634\u0648\u0627\u0626\u064a \u062a\u0645\u0627\u0645\u064b\u0627\u060c \u0628\u062d\u064a\u062b \u062a\u0643\u0648\u0646 \u0627\u062d\u062a\u0645\u0627\u0644\u064a\u0629 \u0627\u062e\u062a\u064a\u0627\u0631 \u0643\u0644 \u0641\u0631\u062f \u0645\u062a\u0633\u0627\u0648\u064a\u0629.
    \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0625\u0630\u0627 \u0623\u0631\u0627\u062f \u0639\u0645\u064a\u062f \u062c\u0627\u0645\u0639\u0629 \u062c\u0645\u0639 \u0622\u0631\u0627\u0621 \u0627\u0644\u0637\u0644\u0627\u0628 \u062d\u0648\u0644 \u062c\u0648\u062f\u0629 \u0627\u0644\u062a\u062f\u0631\u064a\u0633 \u0648\u0645\u0633\u062a\u0648\u0649 \u0627\u0644\u062a\u0639\u0644\u064a\u0645\u060c \u0641\u064a\u0645\u0643\u0646 \u0627\u0639\u062a\u0628\u0627\u0631 \u062c\u0645\u064a\u0639 \u0637\u0644\u0627\u0628 \u0627\u0644\u062c\u0627\u0645\u0639\u0629 \u0627\u0644\u0628\u0627\u0644\u063a \u0639\u062f\u062f\u0647\u0645 1000 \u0637\u0627\u0644\u0628 \u0645\u062c\u062a\u0645\u0639 \u0627\u0644\u062f\u0631\u0627\u0633\u0629. \u0648\u0645\u0646 \u062b\u0645 \u064a\u0645\u0643\u0646 \u0627\u062e\u062a\u064a\u0627\u0631 \u0623\u064a 100 \u0637\u0627\u0644\u0628 \u0628\u0634\u0643\u0644 \u0639\u0634\u0648\u0627\u0626\u064a \u0644\u064a\u0643\u0648\u0646\u0648\u0627 \u062c\u0632\u0621\u064b\u0627 \u0645\u0646 \u0627\u0644\u0639\u064a\u0646\u0629.<\/p>\n

    2. \u0627\u0644\u0639\u064a\u0646\u0627\u062a \u0627\u0644\u0639\u0646\u0642\u0648\u062f\u064a\u0629 (Cluster Sampling)<\/strong><\/h4>\n

    \u0627\u0644\u0639\u064a\u0646\u0629 \u0627\u0644\u0639\u0646\u0642\u0648\u062f\u064a\u0629<\/a> \u0647\u064a \u0646\u0648\u0639 \u0645\u0646 \u0623\u0633\u0627\u0644\u064a\u0628 \u0623\u062e\u0630 \u0627\u0644\u0639\u064a\u0646\u0627\u062a \u064a\u062a\u0645 \u0641\u064a\u0647 \u062a\u0642\u0633\u064a\u0645 \u0645\u062c\u062a\u0645\u0639 \u0627\u0644\u062f\u0631\u0627\u0633\u0629 \u0625\u0644\u0649 \u0645\u062c\u0645\u0648\u0639\u0627\u062a (\u0639\u0646\u0627\u0642\u064a\u062f) \u0645\u062a\u0633\u0627\u0648\u064a\u0629. \u064a\u062a\u0645 \u062a\u062d\u062f\u064a\u062f \u0647\u0630\u0647 \u0627\u0644\u0639\u0646\u0627\u0642\u064a\u062f \u0648\u0625\u062f\u0631\u0627\u062c\u0647\u0627 \u0641\u064a \u0627\u0644\u0639\u064a\u0646\u0629 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0645\u0639\u0627\u064a\u064a\u0631 \u062f\u064a\u0645\u0648\u063a\u0631\u0627\u0641\u064a\u0629 \u0645\u062d\u062f\u062f\u0629 \u0645\u0633\u0628\u0642\u064b\u0627 \u0645\u062b\u0644 \u0627\u0644\u0639\u0645\u0631 \u0623\u0648 \u0627\u0644\u0645\u0648\u0642\u0639 \u0627\u0644\u062c\u063a\u0631\u0627\u0641\u064a \u0623\u0648 \u0627\u0644\u062c\u0646\u0633\u060c \u0648\u063a\u064a\u0631\u0647\u0627.
    \u062a\u064f\u0633\u0647\u0644 \u0647\u0630\u0647 \u0627\u0644\u0637\u0631\u064a\u0642\u0629 \u0639\u0644\u0649 \u0627\u0644\u0628\u0627\u062d\u062b \u0623\u0648 \u0645\u064f\u0646\u0634\u0626 \u0627\u0644\u0627\u0633\u062a\u0628\u064a\u0627\u0646 \u0627\u0633\u062a\u062e\u0644\u0627\u0635 \u0627\u0633\u062a\u0646\u062a\u0627\u062c\u0627\u062a \u0639\u0645\u0644\u064a\u0629 \u0645\u0646 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u062a\u064a \u064a\u062a\u0645 \u062c\u0645\u0639\u0647\u0627. \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0625\u0630\u0627 \u0623\u0631\u0627\u062f\u062a \u0625\u062f\u0627\u0631\u0629 \u0627\u0644\u063a\u0630\u0627\u0621 \u0648\u0627\u0644\u062f\u0648\u0627\u0621 \u0627\u0644\u0623\u0645\u0631\u064a\u0643\u064a\u0629 (FDA) \u062c\u0645\u0639 \u0628\u064a\u0627\u0646\u0627\u062a \u062d\u0648\u0644 \u0627\u0644\u0622\u062b\u0627\u0631 \u0627\u0644\u062c\u0627\u0646\u0628\u064a\u0629 \u0644\u0644\u0623\u062f\u0648\u064a\u0629\u060c \u064a\u0645\u0643\u0646\u0647\u0627 \u062a\u0642\u0633\u064a\u0645 \u0627\u0644\u0648\u0644\u0627\u064a\u0627\u062a \u0627\u0644\u0645\u062a\u062d\u062f\u0629 \u0625\u0644\u0649 \u0639\u0646\u0627\u0642\u064a\u062f \u0645\u062a\u0645\u064a\u0632\u0629 (\u0645\u062b\u0644 \u0627\u0644\u0648\u0644\u0627\u064a\u0627\u062a \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629)\u060c \u062b\u0645 \u0625\u062c\u0631\u0627\u0621 \u0627\u0644\u062f\u0631\u0627\u0633\u0627\u062a \u0627\u0644\u0628\u062d\u062b\u064a\u0629 \u0639\u0644\u0649 \u0627\u0644\u0645\u0633\u062a\u062c\u064a\u0628\u064a\u0646 \u062f\u0627\u062e\u0644 \u0647\u0630\u0647 \u0627\u0644\u0639\u0646\u0627\u0642\u064a\u062f.
    \u062a\u064f\u0633\u0627\u0639\u062f \u0647\u0630\u0647 \u0627\u0644\u0637\u0631\u064a\u0642\u0629 \u0641\u064a \u062c\u0639\u0644 \u0639\u0645\u0644\u064a\u0629 \u062c\u0645\u0639 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0623\u0643\u062b\u0631 \u0639\u0645\u0642\u064b\u0627 \u0648\u062a\u064f\u0646\u062a\u062c \u0631\u0624\u0649 \u0633\u0647\u0644\u0629 \u0627\u0644\u0641\u0647\u0645 \u0648\u0627\u0644\u062a\u0637\u0628\u064a\u0642.<\/p>\n

    3. \u0627\u0644\u0639\u064a\u0646\u0629 \u0627\u0644\u0645\u0646\u062a\u0638\u0645\u0629 (Systematic Sampling)<\/strong><\/h4>\n

    \u0627\u0644\u0639\u064a\u0646\u0629 \u0627\u0644\u0645\u0646\u062a\u0638\u0645\u0629<\/a> \u0647\u064a \u0623\u0633\u0644\u0648\u0628 \u064a\u0642\u0648\u0645 \u0641\u064a\u0647 \u0627\u0644\u0628\u0627\u062d\u062b \u0628\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0633\u062a\u062c\u064a\u0628\u064a\u0646 \u0639\u0644\u0649 \u0641\u062a\u0631\u0627\u062a \u0645\u0646\u062a\u0638\u0645\u0629 \u0645\u0646 \u0627\u0644\u0645\u062c\u062a\u0645\u0639. \u062a\u0639\u062a\u0645\u062f \u0647\u0630\u0647 \u0627\u0644\u0637\u0631\u064a\u0642\u0629 \u0639\u0644\u0649 \u0627\u062e\u062a\u064a\u0627\u0631 \u0646\u0642\u0637\u0629 \u0628\u062f\u0627\u064a\u0629\u060c \u062b\u0645 \u062a\u062d\u062f\u064a\u062f \u0627\u0644\u0645\u0633\u062a\u062c\u064a\u0628\u064a\u0646 \u0648\u0641\u0642 \u0641\u0627\u0635\u0644 \u062b\u0627\u0628\u062a \u0645\u0633\u0628\u0642\u064b\u0627.
    \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0639\u0646\u062f \u0627\u062e\u062a\u064a\u0627\u0631 1000 \u0645\u062a\u0637\u0648\u0639 \u0644\u0644\u0623\u0648\u0644\u0645\u0628\u064a\u0627\u062f \u0645\u0646 \u0642\u0627\u0626\u0645\u0629 \u062a\u0636\u0645 10,000 \u0645\u062a\u0642\u062f\u0645\u060c \u064a\u064f\u0639\u0637\u0649 \u0643\u0644 \u0645\u062a\u0642\u062f\u0645 \u0631\u0642\u0645\u064b\u0627 \u0645\u0646 1 \u0625\u0644\u0649 10,000. \u062b\u0645 \u064a\u062a\u0645 \u0627\u0644\u0628\u062f\u0621 \u0645\u0646 \u0627\u0644\u0631\u0642\u0645 1 \u0648\u0627\u062e\u062a\u064a\u0627\u0631 \u0643\u0644 \u0645\u062a\u0642\u062f\u0645 \u0628\u0641\u0627\u0635\u0644 10 \u0623\u0631\u0642\u0627\u0645\u060c \u0644\u0644\u062d\u0635\u0648\u0644 \u0641\u064a \u0627\u0644\u0646\u0647\u0627\u064a\u0629 \u0639\u0644\u0649 \u0639\u064a\u0646\u0629 \u0645\u0643\u0648\u0646\u0629 \u0645\u0646 1000 \u0645\u062a\u0637\u0648\u0639.<\/p>\n

    4. \u0627\u0644\u0639\u064a\u0646\u0629 \u0627\u0644\u0639\u0634\u0648\u0627\u0626\u064a\u0629 \u0627\u0644\u0637\u0628\u0642\u064a\u0629 (Stratified random sampling):
    <\/strong><\/h4>\n

    \u0627\u0644\u0639\u064a\u0646\u0629 \u0627\u0644\u0639\u0634\u0648\u0627\u0626\u064a\u0629 \u0627\u0644\u0637\u0628\u0642\u064a\u0629 <\/a>\u0647\u064a \u0637\u0631\u064a\u0642\u0629 \u064a\u062a\u0645 \u0641\u064a\u0647\u0627 \u062a\u0642\u0633\u064a\u0645 \u0645\u062c\u062a\u0645\u0639 \u0627\u0644\u062f\u0631\u0627\u0633\u0629 \u0625\u0644\u0649 \u0641\u0626\u0627\u062a \u0645\u0645\u064a\u0632\u0629 \u0645\u0633\u0628\u0642\u064b\u0627 \u0623\u062b\u0646\u0627\u0621 \u0645\u0631\u062d\u0644\u0629 \u062a\u0635\u0645\u064a\u0645 \u0627\u0644\u0628\u062d\u062b. \u0641\u064a \u0647\u0630\u0647 \u0627\u0644\u0637\u0631\u064a\u0642\u0629\u060c \u0644\u0627 \u062a\u062a\u062f\u0627\u062e\u0644 \u0627\u0644\u0641\u0626\u0627\u062a (\u0623\u0648 \u0627\u0644\u0637\u0628\u0642\u0627\u062a) \u0645\u0639 \u0628\u0639\u0636\u0647\u0627 \u0627\u0644\u0628\u0639\u0636\u060c \u0644\u0643\u0646\u0647\u0627 \u0645\u062c\u062a\u0645\u0639\u0629 \u062a\u0645\u062b\u0644 \u0627\u0644\u0645\u062c\u062a\u0645\u0639 \u0643\u0643\u0644.
    \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0625\u0630\u0627 \u0623\u0631\u0627\u062f \u0627\u0644\u0628\u0627\u062d\u062b \u062f\u0631\u0627\u0633\u0629 \u0623\u0641\u0631\u0627\u062f \u0645\u0646 \u062e\u0644\u0641\u064a\u0627\u062a \u0627\u062c\u062a\u0645\u0627\u0639\u064a\u0629 \u0648\u0627\u0642\u062a\u0635\u0627\u062f\u064a\u0629 \u0645\u062e\u062a\u0644\u0641\u0629\u060c \u064a\u0645\u0643\u0646\u0647 \u062a\u0635\u0646\u064a\u0641 \u0627\u0644\u0645\u0633\u062a\u062c\u064a\u0628\u064a\u0646 \u062d\u0633\u0628 \u062f\u062e\u0644\u0647\u0645 \u0627\u0644\u0633\u0646\u0648\u064a. \u0648\u0628\u0630\u0644\u0643 \u062a\u062a\u0643\u0648\u0646 \u0645\u062c\u0645\u0648\u0639\u0627\u062a \u0623\u0635\u063a\u0631 (\u0637\u0628\u0642\u0627\u062a)\u060c \u062b\u0645 \u064a\u062a\u0645 \u0627\u062e\u062a\u064a\u0627\u0631 \u0639\u062f\u062f \u0645\u0646 \u0627\u0644\u0623\u0641\u0631\u0627\u062f \u0645\u0646 \u0643\u0644 \u0637\u0628\u0642\u0629 \u0644\u0625\u062c\u0631\u0627\u0621 \u0627\u0644\u062f\u0631\u0627\u0633\u0629 \u0627\u0644\u0628\u062d\u062b\u064a\u0629 \u0639\u0644\u064a\u0647\u0645.<\/p>\n

    \u062b\u0627\u0646\u064a\u064b\u0627: \u0627\u0644\u0639\u064a\u0646\u0627\u062a \u063a\u064a\u0631 \u0627\u0644\u0627\u062d\u062a\u0645\u0627\u0644\u064a\u0629<\/strong><\/h3>\n

    \u0641\u064a \u0627\u0644\u0639\u064a\u0646\u0627\u062a \u063a\u064a\u0631 \u0627\u0644\u0627\u062d\u062a\u0645\u0627\u0644\u064a\u0629<\/strong><\/a>\u060c \u064a\u0639\u062a\u0645\u062f \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0634\u0627\u0631\u0643\u064a\u0646 \u0639\u0644\u0649 \u062a\u0642\u062f\u064a\u0631 \u0627\u0644\u0628\u0627\u062d\u062b \u0648\u062e\u0628\u0631\u062a\u0647<\/strong>\u060c \u0648\u0644\u064a\u0633 \u0639\u0644\u0649 \u0646\u0638\u0631\u064a\u0629 \u0627\u0644\u0627\u062d\u062a\u0645\u0627\u0644. \u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0647\u0630\u0627 \u0627\u0644\u0646\u0648\u0639 \u0645\u0646 \u0627\u0644\u0639\u064a\u0646\u0627\u062a \u0639\u0627\u062f\u0629\u064b \u0641\u064a \u0627\u0644\u0628\u062d\u0648\u062b \u0627\u0644\u0627\u0633\u062a\u0643\u0634\u0627\u0641\u064a\u0629 \u0623\u0648 \u0627\u0644\u0623\u0648\u0644\u064a\u0629<\/strong>\u060c \u062d\u064a\u062b \u0627\u0644\u0647\u062f\u0641 \u0647\u0648 \u0628\u0646\u0627\u0621 \u0641\u0631\u0636\u064a\u0629 \u0645\u0628\u062f\u0626\u064a\u0629 \u062d\u0648\u0644 \u0627\u0644\u0645\u0648\u0636\u0648\u0639.<\/p>\n

    \u0648\u0644\u0627 \u064a\u062d\u0635\u0644 \u0643\u0644 \u0641\u0631\u062f \u0641\u064a \u0627\u0644\u0645\u062c\u062a\u0645\u0639 \u0639\u0644\u0649 \u0641\u0631\u0635\u0629 \u0645\u062a\u0633\u0627\u0648\u064a\u0629 \u0644\u0644\u0645\u0634\u0627\u0631\u0643\u0629\u060c \u0628\u0644 \u064a\u062a\u0645 \u062a\u062d\u062f\u064a\u062f \u0645\u0646 \u064a\u064f\u062f\u0631\u062c \u0641\u064a \u0627\u0644\u0639\u064a\u0646\u0629 \u0628\u0639\u062f \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631.<\/p>\n

    \u062a\u0634\u0645\u0644 \u0623\u0646\u0648\u0627\u0639 \u0627\u0644\u0639\u064a\u0646\u0627\u062a \u063a\u064a\u0631 \u0627\u0644\u0627\u062d\u062a\u0645\u0627\u0644\u064a\u0629<\/strong> \u0645\u0627 \u064a\u0644\u064a:<\/p>\n

    1. \u0627\u0644\u0639\u064a\u0646\u0629 \u0627\u0644\u0639\u0631\u0636\u064a\u0629 (Convenience sampling):<\/strong><\/h4>\n

    \u062a\u0634\u064a\u0631 \u0627\u0644\u0639\u064a\u0646\u0629 \u0627\u0644\u0639\u0631\u0636\u064a\u0629<\/a> \u0628\u0628\u0633\u0627\u0637\u0629 \u0625\u0644\u0649 \u0633\u0647\u0648\u0644\u0629 \u0648\u0635\u0648\u0644 \u0627\u0644\u0628\u0627\u062d\u062b \u0625\u0644\u0649 \u0627\u0644\u0645\u0634\u0627\u0631\u0643\u064a\u0646. \u0644\u0627 \u062a\u0648\u062c\u062f \u0637\u0631\u064a\u0642\u0629 \u0639\u0644\u0645\u064a\u0629 \u062f\u0642\u064a\u0642\u0629 \u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0647\u0630\u0647 \u0627\u0644\u0639\u064a\u0646\u0629\u060c \u0625\u0630 \u0644\u0627 \u064a\u0645\u062a\u0644\u0643 \u0627\u0644\u0628\u0627\u062d\u062b \u0633\u0644\u0637\u0629 \u062d\u0642\u064a\u0642\u064a\u0629 \u0639\u0644\u0649 \u0627\u062e\u062a\u064a\u0627\u0631 \u0639\u0646\u0627\u0635\u0631\u0647\u0627\u060c \u0648\u064a\u062a\u0645 \u0627\u0644\u0627\u062e\u062a\u064a\u0627\u0631 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0627\u0644\u0642\u0631\u0628 \u0627\u0644\u062c\u063a\u0631\u0627\u0641\u064a \u0623\u0648 \u0633\u0647\u0648\u0644\u0629 \u0627\u0644\u0648\u0635\u0648\u0644 \u0648\u0644\u064a\u0633 \u0639\u0644\u0649 \u0623\u0633\u0627\u0633 \u0627\u0644\u062a\u0645\u062b\u064a\u0644 \u0627\u0644\u0625\u062d\u0635\u0627\u0626\u064a. \u062a\u064f\u0633\u062a\u062e\u062f\u0645 \u0647\u0630\u0647 \u0627\u0644\u0637\u0631\u064a\u0642\u0629 \u0641\u064a \u0627\u0644\u0639\u064a\u0646\u0627\u062a \u063a\u064a\u0631 \u0627\u0644\u0627\u062d\u062a\u0645\u0627\u0644\u064a\u0629 \u0639\u0646\u062f\u0645\u0627 \u062a\u0643\u0648\u0646 \u0647\u0646\u0627\u0643 \u0642\u064a\u0648\u062f \u0632\u0645\u0646\u064a\u0629 \u0623\u0648 \u0645\u0627\u0644\u064a\u0629 \u0641\u064a \u062c\u0645\u0639 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a.
    \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0641\u064a \u062d\u0627\u0644\u0629 \u0627\u0644\u0628\u0627\u062d\u062b\u064a\u0646 \u0627\u0644\u0630\u064a\u0646 \u064a\u064f\u062c\u0631\u0648\u0646 \u0627\u0633\u062a\u0628\u064a\u0627\u0646\u064b\u0627 \u062f\u0627\u062e\u0644 \u0645\u0631\u0643\u0632 \u062a\u062c\u0627\u0631\u064a \u0644\u0645\u0639\u0631\u0641\u0629 \u0627\u062d\u062a\u0645\u0627\u0644\u064a\u0629 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0627\u0644\u0646\u0627\u0633 \u0644\u0639\u0637\u0631 \u062c\u062f\u064a\u062f \u0645\u0646 \u0634\u0631\u0643\u0629 \u0639\u0637\u0648\u0631\u060c \u064a\u062a\u0645 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0634\u0627\u0631\u0643\u064a\u0646 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0642\u0631\u0628\u0647\u0645 \u0645\u0646 \u0645\u0646\u0635\u0629 \u0627\u0644\u0627\u0633\u062a\u0628\u064a\u0627\u0646 \u0648\u0627\u0633\u062a\u0639\u062f\u0627\u062f\u0647\u0645 \u0644\u0644\u0645\u0634\u0627\u0631\u0643\u0629 \u0641\u064a \u0627\u0644\u0628\u062d\u062b<\/p>\n

    2. \u0627\u0644\u0639\u064a\u0646\u0629 \u0627\u0644\u062d\u0643\u0645\u064a\u0629 \u0623\u0648 \u0627\u0644\u0647\u0627\u062f\u0641\u0629 (Judgemental \/ Purposive sampling):<\/strong><\/h4>\n

    \u0627\u0644\u0639\u064a\u0646\u0629 \u0627\u0644\u062d\u0643\u0645\u064a\u0629<\/a> \u0623\u0648 \u0627\u0644\u0647\u0627\u062f\u0641\u0629 \u0647\u064a \u0637\u0631\u064a\u0642\u0629 \u064a\u0642\u0648\u0645 \u0641\u064a\u0647\u0627 \u0627\u0644\u0628\u0627\u062d\u062b \u0628\u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0639\u064a\u0646\u0629 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u062a\u0642\u062f\u064a\u0631\u0647 \u0627\u0644\u0634\u062e\u0635\u064a \u0648\u0637\u0628\u064a\u0639\u0629 \u0627\u0644\u062f\u0631\u0627\u0633\u0629 \u0648\u0641\u0647\u0645\u0647 \u0644\u0644\u062c\u0645\u0647\u0648\u0631 \u0627\u0644\u0645\u0633\u062a\u0647\u062f\u0641. \u0641\u064a \u0647\u0630\u0627 \u0627\u0644\u0646\u0648\u0639 \u0645\u0646 \u0627\u0644\u0639\u064a\u0646\u0627\u062a\u060c \u064a\u062a\u0645 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0623\u0641\u0631\u0627\u062f \u0627\u0644\u0630\u064a\u0646 \u064a\u0637\u0627\u0628\u0642\u0648\u0646 \u0645\u0639\u0627\u064a\u064a\u0631 \u0627\u0644\u0628\u062d\u062b \u0648\u0623\u0647\u062f\u0627\u0641\u0647 \u0641\u0642\u0637\u060c \u0628\u064a\u0646\u0645\u0627 \u064a\u062a\u0645 \u0627\u0633\u062a\u0628\u0639\u0627\u062f \u0627\u0644\u0628\u0642\u064a\u0629.
    \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0625\u0630\u0627 \u0643\u0627\u0646 \u0645\u0648\u0636\u0648\u0639 \u0627\u0644\u0628\u062d\u062b \u0647\u0648 \u0645\u0639\u0631\u0641\u0629 \u0627\u0644\u062c\u0627\u0645\u0639\u0629 \u0627\u0644\u062a\u064a \u064a\u0641\u0636\u0644\u0647\u0627 \u0627\u0644\u0637\u0644\u0627\u0628 \u0644\u062f\u0631\u0627\u0633\u0629 \u0627\u0644\u0645\u0627\u062c\u0633\u062a\u064a\u0631\u060c \u0648\u0643\u0627\u0646 \u0627\u0644\u0633\u0624\u0627\u0644 \u0627\u0644\u0645\u0637\u0631\u0648\u062d: “\u0647\u0644 \u062a\u0631\u063a\u0628 \u0641\u064a \u062f\u0631\u0627\u0633\u0629 \u0627\u0644\u0645\u0627\u062c\u0633\u062a\u064a\u0631\u061f”\u060c \u0641\u0643\u0644 \u0645\u0646 \u064a\u062c\u064a\u0628 \u0628\u0640 “\u0644\u0627” \u064a\u062a\u0645 \u0627\u0633\u062a\u0628\u0639\u0627\u062f\u0647 \u0645\u0646 \u0627\u0644\u0639\u064a\u0646\u0629.<\/p>\n

    3. \u0627\u0644\u0639\u064a\u0646\u0629 \u0627\u0644\u0643\u0631\u0648\u064a\u0629 \u0623\u0648 \u0627\u0644\u0645\u062a\u0633\u0644\u0633\u0644\u0629 (Snowball sampling):<\/strong><\/h4>\n

    \u0627\u0644\u0639\u064a\u0646\u0629 \u0627\u0644\u0643\u0631\u0648\u064a\u0629 \u0623\u0648 \u0639\u064a\u0646\u0629 \u0627\u0644\u0625\u062d\u0627\u0644\u0629 \u0627\u0644\u0645\u062a\u0633\u0644\u0633\u0644\u0629 \u0647\u064a \u0646\u0648\u0639 \u0645\u0646 \u0627\u0644\u0639\u064a\u0646\u0627\u062a \u063a\u064a\u0631 \u0627\u0644\u0627\u062d\u062a\u0645\u0627\u0644\u064a\u0629 \u062a\u064f\u0633\u062a\u062e\u062f\u0645 \u0639\u0646\u062f\u0645\u0627 \u064a\u0643\u0648\u0646 \u0627\u0644\u0645\u0634\u0627\u0631\u0643\u0648\u0646 \u0630\u0648\u064a \u0635\u0641\u0627\u062a \u0646\u0627\u062f\u0631\u0629 \u0623\u0648 \u064a\u0635\u0639\u0628 \u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u064a\u0647\u0645. \u0641\u064a \u0647\u0630\u0647 \u0627\u0644\u0637\u0631\u064a\u0642\u0629\u060c \u064a\u0642\u0648\u0645 \u0627\u0644\u0623\u0641\u0631\u0627\u062f \u0627\u0644\u0645\u0634\u0627\u0631\u0643\u0648\u0646 \u0641\u064a \u0627\u0644\u062f\u0631\u0627\u0633\u0629 \u0628\u062a\u0631\u0634\u064a\u062d \u0623\u0634\u062e\u0627\u0635 \u0622\u062e\u0631\u064a\u0646 \u0644\u0644\u0645\u0634\u0627\u0631\u0643\u0629 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0645\u0639\u0631\u0641\u062a\u0647\u0645 \u0628\u0647\u0645\u060c \u0645\u0645\u0627 \u064a\u062a\u064a\u062d \u0644\u0644\u0628\u0627\u062d\u062b \u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u0649 \u0641\u0626\u0627\u062a \u064a\u0635\u0639\u0628 \u062a\u062d\u062f\u064a\u062f\u0647\u0627 \u0645\u0628\u0627\u0634\u0631\u0629.
    \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0639\u0646\u062f \u062c\u0645\u0639 \u0628\u064a\u0627\u0646\u0627\u062a \u062d\u0648\u0644 \u0645\u0648\u0636\u0648\u0639 \u062d\u0633\u0627\u0633 \u0645\u062b\u0644 \u0645\u0631\u0636 \u0627\u0644\u0625\u064a\u062f\u0632\u060c \u0642\u062f \u0644\u0627 \u064a\u0643\u0648\u0646 \u0627\u0644\u0645\u0634\u0627\u0631\u0643\u0648\u0646 \u0645\u0633\u062a\u0639\u062f\u064a\u0646 \u0644\u062a\u0642\u062f\u064a\u0645 \u0645\u0639\u0644\u0648\u0645\u0627\u062a \u0645\u0628\u0627\u0634\u0631\u0629. \u0641\u064a \u0647\u0630\u0647 \u0627\u0644\u062d\u0627\u0644\u0629\u060c \u064a\u0645\u0643\u0646 \u0644\u0644\u0628\u0627\u062d\u062b \u0627\u0644\u062a\u0648\u0627\u0635\u0644 \u0645\u0639 \u0623\u0634\u062e\u0627\u0635 \u0644\u062f\u064a\u0647\u0645 \u0645\u0639\u0631\u0641\u0629 \u0623\u0648 \u0639\u0644\u0627\u0642\u0629 \u0628\u0647\u0630\u0647 \u0627\u0644\u0641\u0626\u0629\u060c \u0648\u0637\u0644\u0628 \u0645\u0633\u0627\u0639\u062f\u062a\u0647\u0645 \u0641\u064a \u0627\u0644\u0648\u0635\u0648\u0644 \u0625\u0644\u0649 \u0627\u0644\u0645\u0634\u0627\u0631\u0643\u064a\u0646 \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u064a\u0646 \u0623\u0648 \u062c\u0645\u0639 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0645\u0646\u0647\u0645.<\/p>\n

    4. \u0627\u0644\u0639\u064a\u0646\u0629 \u0627\u0644\u062d\u0635\u0635\u064a\u0629 (Quota sampling):<\/strong><\/h4>\n

    \u0627\u0644\u0639\u064a\u0646\u0629 \u0627\u0644\u062d\u0635\u0635\u064a\u0629<\/a> \u0647\u064a \u0637\u0631\u064a\u0642\u0629 \u064a\u062e\u062a\u0627\u0631 \u0641\u064a\u0647\u0627 \u0627\u0644\u0628\u0627\u062d\u062b \u0627\u0644\u0639\u064a\u0646\u0629 \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0641\u0626\u0627\u062a \u0623\u0648 \u0634\u0631\u0627\u0626\u062d \u0645\u062d\u062f\u062f\u0629 \u0645\u0633\u0628\u0642\u064b\u0627 (\u062d\u0635\u0635). \u0627\u0644\u062e\u0627\u0635\u064a\u0629 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0641\u064a \u0647\u0630\u0647 \u0627\u0644\u0637\u0631\u064a\u0642\u0629 \u0647\u064a \u0623\u0646 \u0643\u0644 \u0634\u062e\u0635 \u064a\u0646\u062a\u0645\u064a \u0625\u0644\u0649 \u0641\u0626\u0629 \u0648\u0627\u062d\u062f\u0629 \u0641\u0642\u0637 \u0648\u0644\u0627 \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u0643\u0648\u0646 \u0641\u064a \u0641\u0626\u062a\u064a\u0646 \u0645\u062e\u062a\u0644\u0641\u062a\u064a\u0646.
    \u0639\u0644\u0649 \u0633\u0628\u064a\u0644 \u0627\u0644\u0645\u062b\u0627\u0644\u060c \u0625\u0630\u0627 \u0623\u0631\u0627\u062f \u0645\u0635\u0646\u0639 \u0623\u062d\u0630\u064a\u0629 \u0645\u0639\u0631\u0641\u0629 \u0631\u0623\u064a \u062c\u064a\u0644 \u0627\u0644\u0623\u0644\u0641\u064a\u0629 \u062d\u0648\u0644 \u0639\u0644\u0627\u0645\u062a\u0647 \u0627\u0644\u062a\u062c\u0627\u0631\u064a\u0629 \u0645\u0639 \u0627\u0644\u0623\u062e\u0630 \u0628\u0639\u064a\u0646 \u0627\u0644\u0627\u0639\u062a\u0628\u0627\u0631 \u0639\u0648\u0627\u0645\u0644 \u0645\u062b\u0644 \u0627\u0644\u0631\u0627\u062d\u0629 \u0623\u0648 \u0627\u0644\u0633\u0639\u0631\u060c \u064a\u0645\u0643\u0646 \u0623\u0646 \u064a\u062e\u062a\u0627\u0631 \u0627\u0644\u0628\u0627\u062d\u062b \u0641\u0642\u0637 \u0627\u0644\u0646\u0633\u0627\u0621 \u0645\u0646 \u062c\u064a\u0644 \u0627\u0644\u0623\u0644\u0641\u064a\u0629 \u0644\u0647\u0630\u0647 \u0627\u0644\u062f\u0631\u0627\u0633\u0629\u060c \u0644\u0623\u0646 \u0627\u0644\u0647\u062f\u0641 \u0647\u0648 \u062c\u0645\u0639 \u0622\u0631\u0627\u0621 \u0627\u0644\u0646\u0633\u0627\u0621 \u062d\u0648\u0644 \u0623\u062d\u0630\u064a\u0629 \u0627\u0644\u0633\u064a\u062f\u0627\u062a.<\/p>\n

    \u0643\u064a\u0641\u064a\u0629 \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0627\u0644\u0639\u064a\u0646\u0629<\/strong><\/h2>\n

    \u0643\u0645\u0627 \u062a\u0639\u0644\u0645\u0646\u0627 \u0633\u0627\u0628\u0642\u064b\u0627\u060c \u0641\u0625\u0646 \u062a\u062d\u062f\u064a\u062f \u062d\u062c\u0645 \u0627\u0644\u0639\u064a\u0646\u0629 \u0627\u0644\u0645\u0646\u0627\u0633\u0628 \u064a\u064f\u0639\u062f\u0651 \u0623\u0645\u0631\u064b\u0627 \u0623\u0633\u0627\u0633\u064a\u064b\u0627 \u0644\u0646\u062c\u0627\u062d \u0639\u0645\u0644\u064a\u0629 \u062c\u0645\u0639 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0641\u064a \u0623\u064a \u062f\u0631\u0627\u0633\u0629 \u0628\u062d\u062b \u0633\u0648\u0642. \u0644\u0643\u0646 \u0647\u0644 \u0647\u0646\u0627\u0643 \u0631\u0642\u0645 “\u0635\u062d\u064a\u062d” \u0644\u062d\u062c\u0645 \u0627\u0644\u0639\u064a\u0646\u0629\u061f \u0648\u0645\u0627 \u0627\u0644\u0639\u0648\u0627\u0645\u0644 \u0627\u0644\u062a\u064a \u062a\u062d\u062f\u062f \u0647\u0630\u0627 \u0627\u0644\u062d\u062c\u0645\u061f \u0648\u0645\u0627 \u0637\u0631\u0642 \u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0627\u0633\u062a\u0628\u064a\u0627\u0646 \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u0629\u061f<\/p>\n

    \u0644\u0641\u0647\u0645 \u0643\u0644 \u0630\u0644\u0643 \u0648\u0625\u062c\u0631\u0627\u0621 \u062d\u0633\u0627\u0628 \u062f\u0642\u064a\u0642 \u0644\u062d\u062c\u0645 \u0627\u0644\u0639\u064a\u0646\u0629 \u0627\u0644\u0645\u0646\u0627\u0633\u0628\u060c \u064a\u062c\u0628 \u0623\u0648\u0644\u064b\u0627 \u0645\u0639\u0631\u0641\u0629 \u0623\u0631\u0628\u0639\u0629 \u0645\u062a\u063a\u064a\u0631\u0627\u062a \u0623\u0633\u0627\u0633\u064a\u0629 \u062a\u064f\u0634\u0643\u0651\u0644 \u0627\u0644\u062e\u0635\u0627\u0626\u0635 \u0627\u0644\u062c\u0648\u0647\u0631\u064a\u0629 \u0644\u0623\u064a \u0639\u064a\u0646\u0629\u060c \u0648\u0647\u064a:<\/p>\n