{"id":487,"date":"2025-11-09T14:36:53","date_gmt":"2025-11-09T14:36:53","guid":{"rendered":"https:\/\/statacademy-eg.com\/blog\/?p=487"},"modified":"2025-12-23T20:12:48","modified_gmt":"2025-12-23T20:12:48","slug":"%d8%a3%d9%86%d9%88%d8%a7%d8%b9-%d9%85%d8%b9%d8%a7%d9%85%d9%84%d8%a7%d8%aa-%d8%a7%d9%84%d8%a7%d8%b1%d8%aa%d8%a8%d8%a7%d8%b7-%d9%81%d9%8a-%d8%b9%d9%84%d9%85-%d8%a7%d9%84%d8%a5%d8%ad%d8%b5%d8%a7%d8%a1","status":"publish","type":"post","link":"https:\/\/statacademy-eg.com\/blogs\/%d8%a3%d9%86%d9%88%d8%a7%d8%b9-%d9%85%d8%b9%d8%a7%d9%85%d9%84%d8%a7%d8%aa-%d8%a7%d9%84%d8%a7%d8%b1%d8%aa%d8%a8%d8%a7%d8%b7-%d9%81%d9%8a-%d8%b9%d9%84%d9%85-%d8%a7%d9%84%d8%a5%d8%ad%d8%b5%d8%a7%d8%a1\/","title":{"rendered":"\u0623\u0646\u0648\u0627\u0639 \u0645\u0639\u0627\u0645\u0644\u0627\u062a \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0641\u064a \u0639\u0644\u0645 \u0627\u0644\u0625\u062d\u0635\u0627\u0621"},"content":{"rendered":"<p>\u064a\u064f\u0639\u062f\u0651 \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 (Correlation) \u0645\u0646 \u0623\u0647\u0645 \u0627\u0644\u0645\u0641\u0627\u0647\u064a\u0645 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0641\u064a \u0639\u0644\u0645 \u0627\u0644\u0625\u062d\u0635\u0627\u0621\u060c \u0625\u0630 \u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0644\u0642\u064a\u0627\u0633 \u0642\u0648\u0629 \u0648\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0628\u064a\u0646 \u0645\u062a\u063a\u064a\u0631\u064a\u0646 \u0623\u0648 \u0623\u0643\u062b\u0631. \u0648\u062a\u0643\u0645\u0646 \u0623\u0647\u0645\u064a\u062a\u0647 \u0641\u064a \u0643\u0648\u0646\u0647 \u0623\u062f\u0627\u0629\u064b \u062a\u0645\u0647\u064a\u062f\u064a\u0629 \u0644\u0641\u0647\u0645 \u0637\u0628\u064a\u0639\u0629 \u0627\u0644\u0639\u0644\u0627\u0642\u0627\u062a \u0628\u064a\u0646 \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u0627\u062a \u0642\u0628\u0644 \u0628\u0646\u0627\u0621 \u0627\u0644\u0646\u0645\u0627\u0630\u062c \u0627\u0644\u062a\u0641\u0633\u064a\u0631\u064a\u0629 \u0623\u0648 \u0627\u0644\u062a\u0646\u0628\u0624\u064a\u0629. \u0641\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0644\u0627 \u064a\u0642\u062a\u0635\u0631 \u0639\u0644\u0649 \u062a\u062d\u062f\u064a\u062f \u0648\u062c\u0648\u062f \u0639\u0644\u0627\u0642\u0629\u060c \u0628\u0644 \u064a\u064f\u0642\u062f\u0651\u0631 \u062f\u0631\u062c\u0629 \u0627\u0631\u062a\u0628\u0627\u0637\u0647\u0627 \u0648\u0627\u062a\u062c\u0627\u0647\u0647\u0627\u060c \u0645\u0645\u0627 \u064a\u062c\u0639\u0644\u0647 \u0639\u0646\u0635\u0631\u0627\u064b \u0645\u062d\u0648\u0631\u064a\u0627\u064b \u0641\u064a \u0627\u0644\u0628\u062d\u0648\u062b \u0627\u0644\u0627\u062c\u062a\u0645\u0627\u0639\u064a\u0629\u060c \u0648\u0627\u0644\u0637\u0628\u064a\u0629\u060c \u0648\u0627\u0644\u0627\u0642\u062a\u0635\u0627\u062f\u064a\u0629\u060c \u0648\u0627\u0644\u0646\u0641\u0633\u064a\u0629 \u0639\u0644\u0649 \u062d\u062f \u0633\u0648\u0627\u0621.<br \/>\n\u062a\u062e\u062a\u0644\u0641 \u0645\u0639\u0627\u0645\u0644\u0627\u062a \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u062a\u0628\u0639\u0627\u064b \u0644\u0637\u0628\u064a\u0639\u0629 \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u0627\u062a \u0648\u0646\u0648\u0639 \u0627\u0644\u0639\u0644\u0627\u0642\u0629 (\u062e\u0637\u064a\u0629 \u0623\u0648 \u063a\u064a\u0631 \u062e\u0637\u064a\u0629\u060c \u0643\u0645\u064a\u0629 \u0623\u0648 \u0631\u062a\u0628\u064a\u0629)\u060c \u0648\u0645\u0646 \u062b\u0645\u0651 \u0641\u0625\u0646\u0651 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0645\u0646\u0627\u0633\u0628 \u064a\u064f\u0639\u062f\u0651 \u0634\u0631\u0637\u0627\u064b \u0623\u0633\u0627\u0633\u064a\u0627\u064b \u0644\u0644\u062d\u0635\u0648\u0644 \u0639\u0644\u0649 \u0646\u062a\u0627\u0626\u062c \u062f\u0642\u064a\u0642\u0629 \u0648\u0645\u0648\u0636\u0648\u0639\u064a\u0629.<\/p>\n<p>&nbsp;<\/p>\n<h2><strong>\u0623\u0648\u0644\u0627\u064b: \u0645\u0641\u0647\u0648\u0645 \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0648\u0623\u0647\u0645\u064a\u062a\u0647<\/strong><\/h2>\n<p>\u064a\u0634\u064a\u0631 \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0625\u0644\u0649 <strong>\u0645\u062f\u0649 \u0627\u0631\u062a\u0628\u0627\u0637 \u062a\u063a\u064a\u0631\u0627\u062a \u0645\u062a\u063a\u064a\u0631 \u0645\u0627 \u0628\u062a\u063a\u064a\u0631\u0627\u062a \u0645\u062a\u063a\u064a\u0631 \u0622\u062e\u0631<\/strong>. \u0641\u0625\u0630\u0627 \u0632\u0627\u062f\u062a \u0642\u064a\u0645 \u0623\u062d\u062f \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u064a\u0646 \u0643\u0644\u0645\u0627 \u0632\u0627\u062f\u062a \u0642\u064a\u0645 \u0627\u0644\u0645\u062a\u063a\u064a\u0631 \u0627\u0644\u0622\u062e\u0631\u060c \u064a\u064f\u0642\u0627\u0644 \u0625\u0646 \u0627\u0644\u0639\u0644\u0627\u0642\u0629 <strong>\u0637\u0631\u062f\u064a\u0629 (\u0645\u0648\u062c\u0628\u0629)<\/strong>\u060c \u0623\u0645\u0627 \u0625\u0630\u0627 \u0632\u0627\u062f\u062a \u0642\u064a\u0645 \u0623\u062d\u062f \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u064a\u0646 \u0628\u064a\u0646\u0645\u0627 \u0627\u0646\u062e\u0641\u0636 \u0627\u0644\u0622\u062e\u0631\u060c \u0641\u0627\u0644\u0639\u0644\u0627\u0642\u0629 <strong>\u0639\u0643\u0633\u064a\u0629 (\u0633\u0627\u0644\u0628\u0629)<\/strong>.<br \/>\n\u0648\u064a\u064f\u0639\u0628\u0651\u0631 \u0639\u0646 \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0639\u0627\u062f\u0629\u064b \u0628\u0645\u0639\u0627\u0645\u0644 \u0631\u064a\u0627\u0636\u064a \u064a\u0623\u062e\u0630 \u0642\u064a\u0645\u0627\u064b \u0628\u064a\u0646 <strong>-1 <\/strong><strong>\u0648 +1<\/strong>:<\/p>\n<ul>\n<li>\u0625\u0630\u0627 \u0643\u0627\u0646 <strong>+1<\/strong> \u2192 \u0639\u0644\u0627\u0642\u0629 \u0637\u0631\u062f\u064a\u0629 \u062a\u0627\u0645\u0629.<\/li>\n<li>\u0625\u0630\u0627 \u0643\u0627\u0646 <strong>-1<\/strong> \u2192 \u0639\u0644\u0627\u0642\u0629 \u0639\u0643\u0633\u064a\u0629 \u062a\u0627\u0645\u0629.<\/li>\n<li>\u0625\u0630\u0627 \u0643\u0627\u0646 <strong>0<\/strong> \u2192 \u0644\u0627 \u062a\u0648\u062c\u062f \u0639\u0644\u0627\u0642\u0629 \u062e\u0637\u064a\u0629.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3><strong>\u062b\u0627\u0646\u064a\u0627\u064b: \u0627\u0644\u0634\u0631\u0648\u0637 \u0627\u0644\u0639\u0627\u0645\u0629 \u0644\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0639\u0627\u0645\u0644\u0627\u062a \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637<\/strong><\/h3>\n<ol>\n<li>\u064a\u062c\u0628 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a <strong>\u0643\u0645\u064a\u0629 \u0623\u0648 \u0631\u062a\u0628\u064a\u0629<\/strong> \u0628\u062d\u0633\u0628 \u0646\u0648\u0639 \u0627\u0644\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0645\u0633\u062a\u062e\u062f\u0645.<\/li>\n<li>\u064a\u062c\u0628 \u0641\u062d\u0635 <strong>\u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a<\/strong> \u0642\u0628\u0644 \u0627\u062e\u062a\u064a\u0627\u0631 \u0627\u0644\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0645\u0646\u0627\u0633\u0628 (\u062e\u0627\u0635\u0629 \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0637\u0628\u064a\u0639\u064a\u0629 \u0623\u0648 \u0645\u0646\u062d\u0631\u0641\u0629).<\/li>\n<li>\u064a\u062c\u0628 \u0627\u0644\u062a\u0623\u0643\u062f \u0645\u0646 <strong>\u062a\u062c\u0627\u0646\u0633 \u0627\u0644\u0642\u064a\u0627\u0633\u0627\u062a<\/strong> \u0628\u064a\u0646 \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u064a\u0646 (\u0648\u062d\u062f\u0629 \u0627\u0644\u0642\u064a\u0627\u0633\u060c \u0627\u0644\u0645\u062c\u0627\u0644).<\/li>\n<li>\u064a\u062c\u0628 \u0627\u0644\u062a\u0645\u064a\u064a\u0632 \u0628\u064a\u0646 <strong>\u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637<\/strong> \u0648<strong>\u0627\u0644\u0633\u0628\u0628\u064a\u0629<\/strong>\u060c \u0625\u0630 \u0625\u0646 \u0648\u062c\u0648\u062f \u0627\u0631\u062a\u0628\u0627\u0637 \u0644\u0627 \u064a\u0639\u0646\u064a \u0628\u0627\u0644\u0636\u0631\u0648\u0631\u0629 \u0648\u062c\u0648\u062f \u0639\u0644\u0627\u0642\u0629 \u0633\u0628\u0628\u064a\u0629 \u0645\u0628\u0627\u0634\u0631\u0629.<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<h3><strong>\u062b\u0627\u0644\u062b\u0627\u064b: \u0623\u0647\u0645 \u0623\u0646\u0648\u0627\u0639 \u0645\u0639\u0627\u0645\u0644\u0627\u062a \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637<\/strong><\/h3>\n<p data-start=\"157\" data-end=\"491\"><strong data-start=\"157\" data-end=\"222\">\u0645\u0639\u0627\u0645\u0644 \u0628\u064a\u0631\u0633\u0648\u0646 \u0644\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0627\u0644\u062e\u0637\u064a (Pearson Correlation Coefficient)<\/strong><br data-start=\"222\" data-end=\"225\" \/>\u064a\u0631\u0645\u0632 \u0644\u0647 \u0628\u0627\u0644\u0631\u0645\u0632 <strong data-start=\"240\" data-end=\"247\">(r)<\/strong>\u060c \u0648\u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0644\u0642\u064a\u0627\u0633 \u0642\u0648\u0629 \u0648\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0627\u0644\u062e\u0637\u064a\u0629 \u0628\u064a\u0646 \u0645\u062a\u063a\u064a\u0631\u064a\u0646 \u0643\u0645\u064a\u064a\u0646 \u064a\u062a\u0628\u0639\u0627\u0646 \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0637\u0628\u064a\u0639\u064a. \u064a\u0634\u062a\u0631\u0637 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0641\u062a\u0631\u064a\u0629 \u0623\u0648 \u0646\u0633\u0628\u064a\u0629\u060c \u0648\u0623\u0646 \u062a\u0643\u0648\u0646 \u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0628\u064a\u0646 \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u0627\u062a \u062e\u0637\u064a\u0629. \u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0639\u0644\u0649 \u0646\u0637\u0627\u0642 \u0648\u0627\u0633\u0639 \u0641\u064a \u0627\u0644\u062a\u062d\u0644\u064a\u0644 \u0627\u0644\u0625\u062d\u0635\u0627\u0626\u064a \u0627\u0644\u0639\u0627\u0645\u060c \u0648\u062a\u062d\u0644\u064a\u0644 \u0627\u0644\u0627\u0646\u062d\u062f\u0627\u0631\u060c \u0648\u0627\u0644\u0639\u0644\u0648\u0645 \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u0629.<\/p>\n<hr data-start=\"493\" data-end=\"496\" \/>\n<p data-start=\"498\" data-end=\"800\"><strong data-start=\"498\" data-end=\"551\">\u0645\u0639\u0627\u0645\u0644 \u0633\u0628\u064a\u0631\u0645\u0627\u0646 \u0644\u0644\u0631\u062a\u0628 (Spearman\u2019s Rank Correlation)<\/strong><br data-start=\"551\" data-end=\"554\" \/>\u064a\u0631\u0645\u0632 \u0644\u0647 \u0628\u0627\u0644\u0631\u0645\u0632 <strong data-start=\"569\" data-end=\"577\">(r\u209b)<\/strong>\u060c \u0648\u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0645\u0639 \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u0627\u062a \u0627\u0644\u0631\u062a\u0628\u064a\u0629 \u0623\u0648 \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u0627\u062a \u0627\u0644\u0643\u0645\u064a\u0629 \u0627\u0644\u062a\u064a \u0644\u0627 \u062a\u062a\u0628\u0639 \u0627\u0644\u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0637\u0628\u064a\u0639\u064a. \u064a\u0642\u064a\u0633 \u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0627\u0644\u0631\u062a\u064a\u0628\u0629 (Monotonic) \u0628\u064a\u0646 \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u0627\u062a\u060c \u0648\u064a\u064f\u0639\u062f \u0645\u0646\u0627\u0633\u0628\u064b\u0627 \u0644\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0627\u0644\u0645\u0646\u062d\u0631\u0641\u0629 \u0623\u0648 \u0627\u0644\u062a\u064a \u062a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u0627\u0644\u0631\u062a\u0628\u060c \u0648\u064a\u0643\u062b\u0631 \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0647 \u0641\u064a \u0627\u0644\u0639\u0644\u0648\u0645 \u0627\u0644\u0627\u062c\u062a\u0645\u0627\u0639\u064a\u0629.<\/p>\n<hr data-start=\"802\" data-end=\"805\" \/>\n<p data-start=\"807\" data-end=\"1033\"><strong data-start=\"807\" data-end=\"853\">\u0645\u0639\u0627\u0645\u0644 \u0643\u064a\u0646\u062f\u0627\u0644 \u062a\u0627\u0648 (Kendall\u2019s Tau-b \/ Tau-c)<\/strong><br data-start=\"853\" data-end=\"856\" \/>\u064a\u0631\u0645\u0632 \u0644\u0647 \u0628\u0627\u0644\u0631\u0645\u0632 <strong data-start=\"871\" data-end=\"878\">(\u03c4)<\/strong>\u060c \u0648\u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0645\u0639 \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u0627\u062a \u0627\u0644\u0631\u062a\u0628\u064a\u0629\u060c \u0648\u0644\u0627 \u064a\u0634\u062a\u0631\u0637 \u0648\u062c\u0648\u062f \u062a\u0648\u0632\u064a\u0639 \u0637\u0628\u064a\u0639\u064a \u0644\u0644\u0628\u064a\u0627\u0646\u0627\u062a. \u064a\u064f\u0641\u0636\u0651\u064e\u0644 \u0627\u0633\u062a\u062e\u062f\u0627\u0645\u0647 \u0639\u0646\u062f \u0627\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0623\u062d\u062c\u0627\u0645 \u0639\u064a\u0646\u0627\u062a \u0635\u063a\u064a\u0631\u0629 \u0623\u0648 \u0639\u0646\u062f \u062a\u062d\u0644\u064a\u0644 \u0627\u0644\u0627\u062a\u062c\u0627\u0647\u0627\u062a \u0641\u064a \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a.<\/p>\n<hr data-start=\"1035\" data-end=\"1038\" \/>\n<p data-start=\"1040\" data-end=\"1297\"><strong data-start=\"1040\" data-end=\"1102\">\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0627\u0644\u0646\u0642\u0637\u064a \u0627\u0644\u062b\u0646\u0627\u0626\u064a (Point-Biserial Correlation)<\/strong><br data-start=\"1102\" data-end=\"1105\" \/>\u064a\u0631\u0645\u0632 \u0644\u0647 \u0628\u0627\u0644\u0631\u0645\u0632 <strong data-start=\"1120\" data-end=\"1129\">(r\u209a\u1d66)<\/strong>\u060c \u0648\u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0639\u0646\u062f\u0645\u0627 \u064a\u0643\u0648\u0646 \u0623\u062d\u062f \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u0627\u062a \u062b\u0646\u0627\u0626\u064a\u064b\u0627 (0\/1) \u0648\u0627\u0644\u0622\u062e\u0631 \u0643\u0645\u064a\u064b\u0627. \u064a\u0642\u064a\u0633 \u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0627\u0644\u062e\u0637\u064a\u0629 \u0628\u064a\u0646 \u0627\u0644\u0645\u062c\u0645\u0648\u0639\u062a\u064a\u0646\u060c \u0648\u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0628\u0643\u062b\u0631\u0629 \u0641\u064a \u0627\u0644\u062a\u062d\u0644\u064a\u0644 \u0627\u0644\u0646\u0641\u0633\u064a \u0648\u0627\u0644\u062a\u0631\u0628\u0648\u064a\u060c \u062e\u0627\u0635\u0629 \u0639\u0646\u062f \u0645\u0642\u0627\u0631\u0646\u0629 \u0645\u062c\u0645\u0648\u0639\u062a\u064a\u0646.<\/p>\n<hr data-start=\"1299\" data-end=\"1302\" \/>\n<p data-start=\"1304\" data-end=\"1504\"><strong data-start=\"1304\" data-end=\"1347\">\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0627\u0644\u0641\u0635\u0644\u064a (Phi Coefficient)<\/strong><br data-start=\"1347\" data-end=\"1350\" \/>\u064a\u0631\u0645\u0632 \u0644\u0647 \u0628\u0627\u0644\u0631\u0645\u0632 <strong data-start=\"1365\" data-end=\"1372\">(\u03c6)<\/strong>\u060c \u0648\u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0639\u0646\u062f\u0645\u0627 \u064a\u0643\u0648\u0646 \u0643\u0644\u0627 \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u064a\u0646 \u062b\u0646\u0627\u0626\u064a\u064a\u0646. \u064a\u0639\u062a\u0645\u062f \u0639\u0644\u0649 \u062c\u062f\u0627\u0648\u0644 \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0627\u0644\u062b\u0646\u0627\u0626\u064a\u0629 (2\u00d72)\u060c \u0648\u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0641\u064a \u0627\u0644\u062a\u062d\u0644\u064a\u0644 \u0627\u0644\u0646\u0648\u0639\u064a \u0648\u0627\u0644\u0625\u062d\u0635\u0627\u0621\u0627\u062a \u0627\u0644\u062d\u064a\u0648\u064a\u0629.<\/p>\n<hr data-start=\"1506\" data-end=\"1509\" \/>\n<p data-start=\"1511\" data-end=\"1750\"><strong data-start=\"1511\" data-end=\"1560\">\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0627\u0644\u062b\u0646\u0627\u0626\u064a (Biserial Correlation)<\/strong><br data-start=\"1560\" data-end=\"1563\" \/>\u064a\u0631\u0645\u0632 \u0644\u0647 \u0628\u0627\u0644\u0631\u0645\u0632 <strong data-start=\"1578\" data-end=\"1586\">(r\u1d66)<\/strong>\u060c \u0648\u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0639\u0646\u062f\u0645\u0627 \u064a\u0643\u0648\u0646 \u0623\u062d\u062f \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u0627\u062a \u062b\u0646\u0627\u0626\u064a\u064b\u0627 \u0627\u0641\u062a\u0631\u0627\u0636\u064a\u064b\u0627 \u0648\u0627\u0644\u0622\u062e\u0631 \u0643\u0645\u064a\u064b\u0627\u060c \u062d\u064a\u062b \u064a\u064f\u0645\u062b\u0644 \u0627\u0644\u0645\u062a\u063a\u064a\u0631 \u0627\u0644\u062b\u0646\u0627\u0626\u064a \u062a\u0642\u0633\u064a\u0645\u064b\u0627 \u0644\u0645\u062a\u063a\u064a\u0631 \u0645\u062a\u0635\u0644. \u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u063a\u0627\u0644\u0628\u064b\u0627 \u0641\u064a \u0627\u0644\u0642\u064a\u0627\u0633 \u0627\u0644\u0646\u0641\u0633\u064a \u0648\u0627\u0644\u062a\u062d\u0644\u064a\u0644 \u0627\u0644\u062a\u0631\u0628\u0648\u064a.<\/p>\n<hr data-start=\"1752\" data-end=\"1755\" \/>\n<p data-start=\"1757\" data-end=\"1985\"><strong data-start=\"1757\" data-end=\"1804\">\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0627\u0644\u062c\u0632\u0626\u064a (Partial Correlation)<\/strong><br data-start=\"1804\" data-end=\"1807\" \/>\u0644\u0627 \u064a\u064f\u0639\u0628\u0631 \u0639\u0646\u0647 \u0628\u0631\u0645\u0632 \u0634\u0627\u0626\u0639 \u0645\u062d\u062f\u062f\u060c \u0648\u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0645\u0639 \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u0627\u062a \u0627\u0644\u0643\u0645\u064a\u0629. \u064a\u0642\u064a\u0633 \u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0628\u064a\u0646 \u0645\u062a\u063a\u064a\u0631\u064a\u0646 \u0628\u0639\u062f \u0627\u0633\u062a\u0628\u0639\u0627\u062f \u062a\u0623\u062b\u064a\u0631 \u0645\u062a\u063a\u064a\u0631 \u062b\u0627\u0644\u062b\u060c \u0648\u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0641\u064a \u062a\u062d\u0644\u064a\u0644 \u0627\u0644\u0639\u0644\u0627\u0642\u0627\u062a \u0627\u0644\u0645\u0639\u0642\u062f\u0629 \u0648\u0627\u0644\u062a\u062d\u0643\u0645 \u0641\u064a \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u0627\u062a \u0627\u0644\u062f\u062e\u064a\u0644\u0629.<\/p>\n<hr data-start=\"1987\" data-end=\"1990\" \/>\n<p data-start=\"1992\" data-end=\"2235\"><strong data-start=\"1992\" data-end=\"2041\">\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0627\u0644\u0645\u062a\u0639\u062f\u062f (Multiple Correlation)<\/strong><br data-start=\"2041\" data-end=\"2044\" \/>\u064a\u0631\u0645\u0632 \u0644\u0647 \u0628\u0627\u0644\u0631\u0645\u0632 <strong data-start=\"2059\" data-end=\"2066\">(R)<\/strong>\u060c \u0648\u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0639\u0646\u062f\u0645\u0627 \u064a\u0643\u0648\u0646 \u0647\u0646\u0627\u0643 \u0645\u062a\u063a\u064a\u0631 \u062a\u0627\u0628\u0639 \u0648\u0639\u062f\u0629 \u0645\u062a\u063a\u064a\u0631\u0627\u062a \u0645\u0633\u062a\u0642\u0644\u0629. \u064a\u0634\u062a\u0631\u0637 \u0623\u0646 \u062a\u0643\u0648\u0646 \u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u062e\u0637\u064a\u0629 \u0648\u0623\u0646 \u062a\u0643\u0648\u0646 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0643\u0645\u064a\u0629\u060c \u0648\u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0641\u064a \u062a\u062d\u0644\u064a\u0644 \u0627\u0644\u0627\u0646\u062d\u062f\u0627\u0631 \u0627\u0644\u0645\u062a\u0639\u062f\u062f \u0648\u062a\u0641\u0633\u064a\u0631 \u0627\u0644\u0639\u0644\u0627\u0642\u0627\u062a \u0627\u0644\u0645\u0631\u0643\u0628\u0629.<\/p>\n<h3><strong>\u0631\u0627\u0628\u0639\u0627\u064b: \u062a\u0641\u0633\u064a\u0631 \u0645\u0639\u0627\u0645\u0644\u0627\u062a \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637<\/strong><\/h3>\n<table width=\"100%\">\n<thead>\n<tr>\n<td width=\"44%\"><strong>\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u0639\u0627\u0645\u0644<\/strong><\/td>\n<td width=\"53%\"><strong>\u062a\u0641\u0633\u064a\u0631 \u0627\u0644\u0639\u0644\u0627\u0642\u0629<\/strong><\/td>\n<\/tr>\n<\/thead>\n<tbody>\n<tr>\n<td width=\"44%\">\u0645\u0646 0.00 \u0625\u0644\u0649 \u00b10.19<\/td>\n<td width=\"53%\">\u0639\u0644\u0627\u0642\u0629 \u0636\u0639\u064a\u0641\u0629 \u062c\u062f\u0627\u064b \u0623\u0648 \u0645\u0639\u062f\u0648\u0645\u0629<\/td>\n<\/tr>\n<tr>\n<td width=\"44%\">\u0645\u0646 \u00b10.20 \u0625\u0644\u0649 \u00b10.39<\/td>\n<td width=\"53%\">\u0639\u0644\u0627\u0642\u0629 \u0636\u0639\u064a\u0641\u0629<\/td>\n<\/tr>\n<tr>\n<td width=\"44%\">\u0645\u0646 \u00b10.40 \u0625\u0644\u0649 \u00b10.59<\/td>\n<td width=\"53%\">\u0639\u0644\u0627\u0642\u0629 \u0645\u062a\u0648\u0633\u0637\u0629<\/td>\n<\/tr>\n<tr>\n<td width=\"44%\">\u0645\u0646 \u00b10.60 \u0625\u0644\u0649 \u00b10.79<\/td>\n<td width=\"53%\">\u0639\u0644\u0627\u0642\u0629 \u0642\u0648\u064a\u0629<\/td>\n<\/tr>\n<tr>\n<td width=\"44%\">\u0645\u0646 \u00b10.80 \u0625\u0644\u0649 \u00b11.00<\/td>\n<td width=\"53%\">\u0639\u0644\u0627\u0642\u0629 \u0642\u0648\u064a\u0629 \u062c\u062f\u0627\u064b \u0623\u0648 \u062a\u0627\u0645\u0629<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<p>\u064a\u062c\u0628 \u0643\u0630\u0644\u0643 \u0627\u0644\u0646\u0638\u0631 \u0625\u0644\u0649 <strong>\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0625\u0634\u0627\u0631\u0629<\/strong> (\u0645\u0648\u062c\u0628 \u0623\u0648 \u0633\u0627\u0644\u0628) \u0644\u062a\u062d\u062f\u064a\u062f \u0646\u0648\u0639 \u0627\u0644\u0639\u0644\u0627\u0642\u0629 (\u0637\u0631\u062f\u064a\u0629 \u0623\u0648 \u0639\u0643\u0633\u064a\u0629).<\/p>\n<p>&nbsp;<\/p>\n<h3><strong>\u062e\u0627\u0645\u0633\u0627\u064b: \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0645\u0642\u0627\u0628\u0644 \u0627\u0644\u0627\u0646\u062d\u062f\u0627\u0631<\/strong><\/h3>\n<p>\u0645\u0646 \u0627\u0644\u0645\u0647\u0645 \u0627\u0644\u062a\u0641\u0631\u0642\u0629 \u0628\u064a\u0646 <strong>\u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637<\/strong><strong> (Correlation)<\/strong> \u0648<strong>\u0627\u0644\u0627\u0646\u062d\u062f\u0627\u0631<\/strong><strong> (Regression)<\/strong>:<\/p>\n<ul>\n<li>\u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u064a\u0642\u064a\u0633 <strong>\u0642\u0648\u0629 \u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0648\u0627\u062a\u062c\u0627\u0647\u0647\u0627<\/strong> \u0628\u064a\u0646 \u0645\u062a\u063a\u064a\u0631\u064a\u0646.<\/li>\n<li>\u0627\u0644\u0627\u0646\u062d\u062f\u0627\u0631 \u064a\u0647\u062f\u0641 \u0625\u0644\u0649 <strong>\u0627\u0644\u062a\u0646\u0628\u0624 \u0628\u0642\u064a\u0645\u0629 \u0645\u062a\u063a\u064a\u0631<\/strong> \u0628\u0646\u0627\u0621\u064b \u0639\u0644\u0649 \u0642\u064a\u0645 \u0645\u062a\u063a\u064a\u0631 \u0622\u062e\u0631.<br \/>\n\u0623\u064a \u0623\u0646 \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0639\u0644\u0627\u0642\u0629 <strong>\u0645\u062a\u0628\u0627\u062f\u0644\u0629<\/strong>\u060c \u0628\u064a\u0646\u0645\u0627 \u0627\u0644\u0627\u0646\u062d\u062f\u0627\u0631 \u0639\u0644\u0627\u0642\u0629 <strong>\u062a\u0641\u0633\u064a\u0631\u064a\u0629 \u0623\u0648 \u0633\u0628\u0628\u064a\u0629<\/strong>.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<h3><strong>\u0633\u0627\u062f\u0633\u0627\u064b: \u0627\u0644\u0627\u0639\u062a\u0628\u0627\u0631\u0627\u062a \u0627\u0644\u0625\u062d\u0635\u0627\u0626\u064a\u0629 \u0648\u0627\u0644\u0645\u0646\u0647\u062c\u064a\u0629<\/strong><\/h3>\n<ol>\n<li><strong>\u0648\u062c\u0648\u062f \u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0634\u0627\u0630\u0629<\/strong><strong> (Outliers)<\/strong> \u0642\u062f \u064a\u0624\u062b\u0631 \u0628\u0634\u062f\u0629 \u0639\u0644\u0649 \u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637.<\/li>\n<li>\u064a\u062c\u0628 <strong>\u0641\u062d\u0635 \u0627\u0644\u062e\u0637\u064a\u0629<\/strong> \u0628\u064a\u0646 \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u064a\u0646 \u0642\u0628\u0644 \u062d\u0633\u0627\u0628 \u0628\u064a\u0631\u0633\u0648\u0646.<\/li>\n<li>\u0641\u064a \u062d\u0627\u0644\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a <strong>\u063a\u064a\u0631 \u0627\u0644\u0637\u0628\u064a\u0639\u064a\u0629<\/strong> \u0623\u0648 <strong>\u0627\u0644\u0631\u062a\u0628\u064a\u0629<\/strong>\u060c \u064a\u064f\u0641\u0636\u0651\u0644 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0633\u0628\u064a\u0631\u0645\u0627\u0646 \u0623\u0648 \u0643\u064a\u0646\u062f\u0627\u0644.<\/li>\n<li>\u0644\u0627 \u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0644\u062a\u0623\u0643\u064a\u062f <strong>\u0627\u0644\u0633\u0628\u0628\u064a\u0629<\/strong>\u060c \u0628\u0644 \u0644\u062a\u062d\u062f\u064a\u062f \u0627\u0644\u062a\u0631\u0627\u0628\u0637 \u0641\u0642\u0637.<\/li>\n<\/ol>\n<p>&nbsp;<\/p>\n<p>\u0627\u0642\u0631\u0623 \u0627\u064a\u0636\u0627 :<\/p>\n<p class=\"post-title mb-3\"><a href=\"https:\/\/statacademy-eg.com\/blog\/%d8%a7%d9%84%d8%aa%d8%b9%d8%a7%d9%85%d9%84-%d9%85%d8%b9-%d8%a7%d9%84%d9%82%d9%8a%d9%85-%d8%a7%d9%84%d8%b4%d8%a7%d8%b0%d8%a9-%d9%81%d9%8a-%d8%b9%d9%84%d9%85-%d8%a7%d9%84%d8%a5%d8%ad%d8%b5%d8%a7%d8%a1\/\">\u0627\u0644\u062a\u0639\u0627\u0645\u0644 \u0645\u0639 \u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0634\u0627\u0630\u0629 \u0641\u064a \u0639\u0644\u0645 \u0627\u0644\u0625\u062d\u0635\u0627\u0621<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u064a\u064f\u0639\u062f\u0651 \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 (Correlation) \u0645\u0646 \u0623\u0647\u0645 \u0627\u0644\u0645\u0641\u0627\u0647\u064a\u0645 \u0627\u0644\u0623\u0633\u0627\u0633\u064a\u0629 \u0641\u064a \u0639\u0644\u0645 \u0627\u0644\u0625\u062d\u0635\u0627\u0621\u060c \u0625\u0630 \u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u0644\u0642\u064a\u0627\u0633 \u0642\u0648\u0629 \u0648\u0627\u062a\u062c\u0627\u0647 \u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0628\u064a\u0646 \u0645\u062a\u063a\u064a\u0631\u064a\u0646 \u0623\u0648 \u0623\u0643\u062b\u0631. \u0648\u062a\u0643\u0645\u0646 \u0623\u0647\u0645\u064a\u062a\u0647 \u0641\u064a \u0643\u0648\u0646\u0647 \u0623\u062f\u0627\u0629\u064b \u062a\u0645\u0647\u064a\u062f\u064a\u0629 \u0644\u0641\u0647\u0645 \u0637\u0628\u064a\u0639\u0629 \u0627\u0644\u0639\u0644\u0627\u0642\u0627\u062a \u0628\u064a\u0646 \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u0627\u062a \u0642\u0628\u0644 \u0628\u0646\u0627\u0621 \u0627\u0644\u0646\u0645\u0627\u0630\u062c \u0627\u0644\u062a\u0641\u0633\u064a\u0631\u064a\u0629 \u0623\u0648 \u0627\u0644\u062a\u0646\u0628\u0624\u064a\u0629. \u0641\u0645\u0639\u0627\u0645\u0644 \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0644\u0627 \u064a\u0642\u062a\u0635\u0631 \u0639\u0644\u0649 \u062a\u062d\u062f\u064a\u062f \u0648\u062c\u0648\u062f \u0639\u0644\u0627\u0642\u0629\u060c \u0628\u0644 \u064a\u064f\u0642\u062f\u0651\u0631 \u062f\u0631\u062c\u0629 \u0627\u0631\u062a\u0628\u0627\u0637\u0647\u0627 \u0648\u0627\u062a\u062c\u0627\u0647\u0647\u0627\u060c \u0645\u0645\u0627 \u064a\u062c\u0639\u0644\u0647 \u0639\u0646\u0635\u0631\u0627\u064b \u0645\u062d\u0648\u0631\u064a\u0627\u064b \u0641\u064a [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":488,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[90],"class_list":["post-487","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-1","tag-90"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u0623\u0646\u0648\u0627\u0639 \u0645\u0639\u0627\u0645\u0644\u0627\u062a \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0641\u064a \u0639\u0644\u0645 \u0627\u0644\u0625\u062d\u0635\u0627\u0621 - Stat Academy<\/title>\n<meta name=\"description\" content=\"\u0627\u0643\u062a\u0634\u0641 \u0623\u0646\u0648\u0627\u0639 \u0645\u0639\u0627\u0645\u0644\u0627\u062a \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0641\u064a \u0639\u0644\u0645 \u0627\u0644\u0625\u062d\u0635\u0627\u0621 \u0648\u0643\u064a\u0641 \u062a\u064f\u0633\u062a\u062e\u062f\u0645 \u0644\u0642\u064a\u0627\u0633 \u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0628\u064a\u0646 \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u0627\u062a. \u062a\u0639\u0631\u0641 \u0639\u0644\u0649 \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0627\u0644\u0628\u0633\u064a\u0637 \u0648\u0627\u0644\u0645\u062a\u0639\u062f\u062f \u0648\u0627\u0644\u062e\u0637\u064a \u0648\u063a\u064a\u0631 \u0627\u0644\u062e\u0637\u064a \u0645\u0639 \u0623\u0645\u062b\u0644\u0629 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property=\"og:description\" content=\"\u0627\u0643\u062a\u0634\u0641 \u0623\u0646\u0648\u0627\u0639 \u0645\u0639\u0627\u0645\u0644\u0627\u062a \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0641\u064a \u0639\u0644\u0645 \u0627\u0644\u0625\u062d\u0635\u0627\u0621 \u0648\u0643\u064a\u0641 \u062a\u064f\u0633\u062a\u062e\u062f\u0645 \u0644\u0642\u064a\u0627\u0633 \u0627\u0644\u0639\u0644\u0627\u0642\u0629 \u0628\u064a\u0646 \u0627\u0644\u0645\u062a\u063a\u064a\u0631\u0627\u062a. \u062a\u0639\u0631\u0641 \u0639\u0644\u0649 \u0627\u0644\u0627\u0631\u062a\u0628\u0627\u0637 \u0627\u0644\u0628\u0633\u064a\u0637 \u0648\u0627\u0644\u0645\u062a\u0639\u062f\u062f \u0648\u0627\u0644\u062e\u0637\u064a \u0648\u063a\u064a\u0631 \u0627\u0644\u062e\u0637\u064a \u0645\u0639 \u0623\u0645\u062b\u0644\u0629 \u062a\u0648\u0636\u064a\u062d\u064a\u0629 \u062a\u0633\u0627\u0639\u062f\u0643 \u0639\u0644\u0649 \u0641\u0647\u0645 \u0627\u0644\u062a\u062d\u0644\u064a\u0644 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content=\"672\" \/>\n\t<meta property=\"og:image:type\" content=\"image\/jpeg\" \/>\n<meta name=\"author\" content=\"ragab\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"\u0643\u064f\u062a\u0628 \u0628\u0648\u0627\u0633\u0637\u0629\" \/>\n\t<meta name=\"twitter:data1\" content=\"ragab\" \/>\n\t<meta name=\"twitter:label2\" content=\"\u0648\u0642\u062a \u0627\u0644\u0642\u0631\u0627\u0621\u0629 \u0627\u0644\u0645\u064f\u0642\u062f\u0651\u0631\" \/>\n\t<meta name=\"twitter:data2\" content=\"4 \u062f\u0642\u0627\u0626\u0642\" \/>\n<script type=\"application\/ld+json\" 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