{"id":549,"date":"2026-01-17T18:28:21","date_gmt":"2026-01-17T18:28:21","guid":{"rendered":"https:\/\/statacademy-eg.com\/blog\/?p=549"},"modified":"2026-01-17T18:33:17","modified_gmt":"2026-01-17T18:33:17","slug":"%d8%a3%d8%a8%d8%b3%d8%b7-%d9%85%d9%82%d8%a7%d9%8a%d9%8a%d8%b3-%d8%a7%d9%84%d8%aa%d8%b4%d8%aa%d8%aa","status":"publish","type":"post","link":"https:\/\/statacademy-eg.com\/blogs\/%d8%a3%d8%a8%d8%b3%d8%b7-%d9%85%d9%82%d8%a7%d9%8a%d9%8a%d8%b3-%d8%a7%d9%84%d8%aa%d8%b4%d8%aa%d8%aa\/","title":{"rendered":"\u0623\u0628\u0633\u0637 \u0645\u0642\u0627\u064a\u064a\u0633 \u0627\u0644\u062a\u0634\u062a\u062a \u0648\u0627\u0645\u062b\u0644\u0629 \u062a\u0648\u0636\u064a\u062d\u064a\u0629"},"content":{"rendered":"<p><strong>\u0623\u0628\u0633\u0637 \u0645\u0642\u0627\u064a\u064a\u0633 \u0627\u0644\u062a\u0634\u062a\u062a<\/strong><\/p>\n<p>\u0639\u0646\u062f\u0645\u0627 \u0646\u0642\u0648\u0645 \u0628\u062c\u0645\u0639 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0648\u062a\u062d\u0644\u064a\u0644\u0647\u0627\u060c \u0644\u0627 \u064a\u0643\u0641\u064a \u0645\u0639\u0631\u0641\u0629 \u0645\u0631\u0643\u0632 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0641\u0642\u0637 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0642\u0627\u064a\u064a\u0633 \u0627\u0644\u0646\u0632\u0639\u0629 \u0627\u0644\u0645\u0631\u0643\u0632\u064a\u0629\u060c \u0628\u0644 \u0646\u062d\u062a\u0627\u062c \u0623\u064a\u0636\u064b\u0627 \u0625\u0644\u0649 \u0645\u0639\u0631\u0641\u0629 <strong>\u0645\u062f\u0649 \u062a\u0628\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0623\u0648 \u062a\u0634\u062a\u062a\u0647\u0627<\/strong> \u062d\u0648\u0644 \u0647\u0630\u0627 \u0627\u0644\u0645\u0631\u0643\u0632. \u0647\u0630\u0647 \u0627\u0644\u0645\u0639\u0644\u0648\u0645\u0627\u062a \u062a\u0648\u0641\u0631\u0647\u0627 <strong>\u0645\u0642\u0627\u064a\u064a\u0633 \u0627\u0644\u062a\u0634\u062a\u062a<\/strong>\u060c \u0648\u0647\u064a \u0623\u062f\u0648\u0627\u062a \u062a\u0633\u0627\u0639\u062f\u0646\u0627 \u0639\u0644\u0649 \u0641\u0647\u0645 \u0645\u062f\u0649 \u0627\u0646\u062a\u0634\u0627\u0631 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0623\u0648 \u0642\u0631\u0628\u0647\u0627 \u0645\u0646 \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u062a\u0648\u0633\u0637\u0629.<\/p>\n<h2><strong>\u0645\u0627 \u0647\u064a \u0645\u0642\u0627\u064a\u064a\u0633 \u0627\u0644\u062a\u0634\u062a\u062a\u061f<\/strong><\/h2>\n<p>\u0645\u0642\u0627\u064a\u064a\u0633 \u0627\u0644\u062a\u0634\u062a\u062a \u0647\u064a \u0623\u062f\u0648\u0627\u062a \u0625\u062d\u0635\u0627\u0626\u064a\u0629 \u062a\u0635\u0641 <strong>\u0645\u062f\u0649 \u062a\u0628\u0627\u0639\u062f \u0627\u0644\u0642\u064a\u0645 \u062d\u0648\u0644 \u0627\u0644\u0645\u062a\u0648\u0633\u0637 \u0623\u0648 \u062d\u0648\u0644 \u0623\u064a \u0646\u0642\u0637\u0629 \u0645\u0631\u0643\u0632\u064a\u0629<\/strong>. \u0643\u0644\u0645\u0627 \u0643\u0627\u0646 \u0627\u0644\u062a\u0634\u062a\u062a \u0623\u0643\u0628\u0631\u060c \u0643\u0627\u0646\u062a \u0627\u0644\u0642\u064a\u0645 \u0623\u0643\u062b\u0631 \u0627\u0646\u062a\u0634\u0627\u0631\u064b\u0627\u060c \u0648\u0643\u0644\u0645\u0627 \u0643\u0627\u0646 \u0627\u0644\u062a\u0634\u062a\u062a \u0623\u0642\u0644\u060c \u0643\u0627\u0646\u062a \u0627\u0644\u0642\u064a\u0645 \u0645\u062a\u0642\u0627\u0631\u0628\u0629.<\/p>\n<p data-start=\"0\" data-end=\"42\"><strong data-start=\"0\" data-end=\"42\">\u0623\u0628\u0633\u0637 \u0645\u0642\u0627\u064a\u064a\u0633 \u0627\u0644\u062a\u0634\u062a\u062a \u0647\u0648: \u0627\u0644\u0645\u062c\u0627\u0644 (Range)<\/strong><\/p>\n<h3 data-start=\"44\" data-end=\"71\">\u0644\u0645\u0627\u0630\u0627 \u0627\u0644\u0645\u062c\u0627\u0644 \u0647\u0648 \u0627\u0644\u0623\u0628\u0633\u0637\u061f<\/h3>\n<p data-start=\"72\" data-end=\"170\">\u0644\u0623\u0646\u0647 \u064a\u0639\u062a\u0645\u062f \u0641\u0642\u0637 \u0639\u0644\u0649 <strong data-start=\"91\" data-end=\"115\">\u0623\u0643\u0628\u0631 \u0642\u064a\u0645\u0629 \u0648\u0623\u0635\u063a\u0631 \u0642\u064a\u0645\u0629<\/strong> \u0641\u064a \u0645\u062c\u0645\u0648\u0639\u0629 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a\u060c \u0648\u0644\u0627 \u064a\u062d\u062a\u0627\u062c \u0625\u0644\u0649 \u0639\u0645\u0644\u064a\u0627\u062a \u062d\u0633\u0627\u0628\u064a\u0629 \u0645\u0639\u0642\u062f\u0629.<\/p>\n<h3 data-start=\"172\" data-end=\"188\">\u062a\u0639\u0631\u064a\u0641 \u0627\u0644\u0645\u062c\u0627\u0644<\/h3>\n<p data-start=\"189\" data-end=\"242\">\u0627\u0644\u0645\u062c\u0627\u0644 \u0647\u0648 \u0627\u0644\u0641\u0631\u0642 \u0628\u064a\u0646 \u0623\u0643\u0628\u0631 \u0642\u064a\u0645\u0629 \u0648\u0623\u0635\u063a\u0631 \u0642\u064a\u0645\u0629 \u0641\u064a \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a.<\/p>\n<p data-start=\"244\" data-end=\"277\"><strong data-start=\"244\" data-end=\"255\">\u0627\u0644\u0635\u064a\u063a\u0629:<\/strong><br \/>\n\u0623\u0643\u0628\u0631 \u0642\u064a\u0645\u0629 \u2212 \u0623\u0635\u063a\u0631 \u0642\u064a\u0645\u0629<\/p>\n<h3 data-start=\"279\" data-end=\"292\">\u0645\u062b\u0627\u0644 \u0628\u0633\u064a\u0637<\/h3>\n<p data-start=\"293\" data-end=\"331\">\u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0627\u0644\u0642\u064a\u0645:<br data-start=\"308\" data-end=\"311\" \/>70\u060c 75\u060c 80\u060c 85\u060c 90<\/p>\n<p data-start=\"333\" data-end=\"337\">\u0641\u0625\u0646:<\/p>\n<ul data-start=\"338\" data-end=\"375\">\n<li data-start=\"338\" data-end=\"356\">\n<p data-start=\"340\" data-end=\"356\">\u0623\u0643\u0628\u0631 \u0642\u064a\u0645\u0629 = 90<\/p>\n<\/li>\n<li data-start=\"357\" data-end=\"375\">\n<p data-start=\"359\" data-end=\"375\">\u0623\u0635\u063a\u0631 \u0642\u064a\u0645\u0629 = 70<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"377\" data-end=\"402\"><strong data-start=\"377\" data-end=\"402\">\u0627\u0644\u0645\u062c\u0627\u0644 = 90 \u2212 70 = 20<\/strong><\/p>\n<h3 data-start=\"404\" data-end=\"419\">\u0645\u0644\u0627\u062d\u0638\u0629 \u0645\u0647\u0645\u0629<\/h3>\n<p data-start=\"420\" data-end=\"465\">\u0631\u063a\u0645 \u0623\u0646 \u0627\u0644\u0645\u062c\u0627\u0644 \u0647\u0648 \u0623\u0628\u0633\u0637 \u0645\u0642\u0627\u064a\u064a\u0633 \u0627\u0644\u062a\u0634\u062a\u062a\u060c \u0625\u0644\u0627 \u0623\u0646\u0647:<\/p>\n<ul data-start=\"466\" data-end=\"516\">\n<li data-start=\"466\" data-end=\"492\">\n<p data-start=\"468\" data-end=\"492\">\u0644\u0627 \u064a\u0639\u0643\u0633 \u062a\u0648\u0632\u064a\u0639 \u0628\u0627\u0642\u064a \u0627\u0644\u0642\u064a\u0645<\/p>\n<\/li>\n<li data-start=\"493\" data-end=\"516\">\n<p data-start=\"495\" data-end=\"516\">\u064a\u062a\u0623\u062b\u0631 \u0628\u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0645\u062a\u0637\u0631\u0641\u0629<\/p>\n<\/li>\n<\/ul>\n<p data-start=\"518\" data-end=\"608\">\u0644\u0630\u0644\u0643 \u064a\u064f\u0633\u062a\u062e\u062f\u0645 \u063a\u0627\u0644\u0628\u064b\u0627 \u0643\u0645\u0642\u064a\u0627\u0633 \u0645\u0628\u062f\u0626\u064a \u0648\u0628\u0633\u064a\u0637\u060c \u0648\u062a\u064f\u0633\u062a\u0643\u0645\u0644 \u062f\u0631\u0627\u0633\u062a\u0647 \u0628\u0645\u0642\u0627\u064a\u064a\u0633 \u0623\u062f\u0642 \u0645\u062b\u0644 \u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641 \u0627\u0644\u0645\u0639\u064a\u0627\u0631\u064a.<\/p>\n<ul>\n<li><strong>\u0645\u0645\u064a\u0632\u0627\u062a<\/strong>: \u0633\u0647\u0644 \u0627\u0644\u062d\u0633\u0627\u0628 \u0648\u0633\u0631\u064a\u0639 \u0627\u0644\u0641\u0647\u0645.<\/li>\n<li><strong>\u0639\u064a\u0648\u0628<\/strong>: \u064a\u0639\u062a\u0645\u062f \u0641\u0642\u0637 \u0639\u0644\u0649 \u0642\u064a\u0645\u062a\u064a\u0646 \u0648\u0644\u0627 \u064a\u0639\u0643\u0633 \u062a\u0648\u0632\u064a\u0639 \u0628\u0627\u0642\u064a \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a\u060c \u0643\u0645\u0627 \u064a\u062a\u0623\u062b\u0631 \u0628\u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0634\u0627\u0630\u0629.<\/li>\n<\/ul>\n<h2><\/h2>\n<h2><strong>\u0623\u0628\u0633\u0637 \u0645\u0642\u0627\u064a\u064a\u0633 \u0627\u0644\u062a\u0634\u062a\u062a \u062a\u0634\u0645\u0644 \u0627\u064a\u0636\u0627<\/strong><strong>:<\/strong><\/h2>\n<ol>\n<li>\n<h3><strong>\u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641 \u0627\u0644\u0645\u062a\u0648\u0633\u0637<\/strong><strong> (Mean Deviation)<\/strong><\/h3>\n<\/li>\n<\/ol>\n<ul>\n<li><strong>\u0627\u0644\u062a\u0639\u0631\u064a\u0641<\/strong>: \u0645\u062a\u0648\u0633\u0637 \u0627\u0644\u0641\u0631\u0648\u0642 \u0627\u0644\u0645\u0637\u0644\u0642\u0629 \u0628\u064a\u0646 \u0643\u0644 \u0642\u064a\u0645\u0629 \u0648\u0627\u0644\u0645\u062a\u0648\u0633\u0637 \u0627\u0644\u062d\u0633\u0627\u0628\u064a \u0644\u0644\u0628\u064a\u0627\u0646\u0627\u062a.<\/li>\n<li><strong>\u0627\u0644\u0635\u064a\u063a\u0629<\/strong>:\n<p data-start=\"243\" data-end=\"283\"><strong data-start=\"243\" data-end=\"283\">\u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641 \u0627\u0644\u0645\u062a\u0648\u0633\u0637 = (\u2211 |Xi \u2212 X\u0304|) \/ n<\/strong><\/p>\n<p data-start=\"285\" data-end=\"291\">\u062d\u064a\u062b:<\/p>\n<ul data-start=\"292\" data-end=\"353\">\n<li data-start=\"292\" data-end=\"311\">\n<p data-start=\"294\" data-end=\"311\"><strong data-start=\"294\" data-end=\"300\">Xi<\/strong> \u0647\u064a \u0627\u0644\u0642\u064a\u0645<\/p>\n<\/li>\n<li data-start=\"312\" data-end=\"333\">\n<p data-start=\"314\" data-end=\"333\"><strong data-start=\"314\" data-end=\"320\">X\u0304<\/strong> \u0647\u0648 \u0627\u0644\u0645\u062a\u0648\u0633\u0637<\/p>\n<\/li>\n<li data-start=\"334\" data-end=\"353\">\n<p data-start=\"336\" data-end=\"353\"><strong data-start=\"336\" data-end=\"341\">n<\/strong> \u0639\u062f\u062f \u0627\u0644\u0642\u064a\u0645<\/p>\n<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<ul>\n<li><strong>\u0645\u0645\u064a\u0632\u0627\u062a<\/strong>: \u064a\u0639\u0643\u0633 \u0627\u0644\u062a\u0634\u062a\u062a \u0644\u062c\u0645\u064a\u0639 \u0627\u0644\u0642\u064a\u0645\u060c \u0648\u0644\u064a\u0633 \u0641\u0642\u0637 \u0627\u0644\u062d\u062f\u064a\u0646.<\/li>\n<li><strong>\u0639\u064a\u0648\u0628<\/strong>: \u0627\u0644\u062d\u0633\u0627\u0628 \u0642\u062f \u064a\u0643\u0648\u0646 \u0623\u0637\u0648\u0644 \u0645\u0646 \u0627\u0644\u0645\u062c\u0627\u0644.<\/li>\n<\/ul>\n<p>&nbsp;<\/p>\n<ol start=\"3\">\n<li><strong>\u0627\u0644\u062a\u0628\u0627\u064a\u0646<\/strong><strong> (Variance) <\/strong><strong>\u0648\u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641 \u0627\u0644\u0645\u0639\u064a\u0627\u0631\u064a<\/strong><strong> (Standard Deviation)<\/strong><\/li>\n<\/ol>\n<ul>\n<li><strong>\u0627\u0644\u062a\u0639\u0631\u064a\u0641<\/strong>: \u0627\u0644\u062a\u0628\u0627\u064a\u0646 \u0647\u0648 \u0645\u062a\u0648\u0633\u0637 \u0645\u0631\u0628\u0639\u0627\u062a \u0627\u0644\u0641\u0631\u0648\u0642 \u0628\u064a\u0646 \u0627\u0644\u0642\u064a\u0645 \u0648\u0627\u0644\u0645\u062a\u0648\u0633\u0637\u060c \u0648\u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641 \u0627\u0644\u0645\u0639\u064a\u0627\u0631\u064a \u0647\u0648 \u0627\u0644\u062c\u0630\u0631 \u0627\u0644\u062a\u0631\u0628\u064a\u0639\u064a \u0644\u0644\u062a\u0628\u0627\u064a\u0646.<\/li>\n<li><strong>\u0627\u0644\u0635\u064a\u063a<\/strong>:<\/li>\n<\/ul>\n<p><strong>\u00a0 \u00a0 \u00a0 \u00a0 \u0627\u0644\u062a\u0628\u0627\u064a\u0646 (S\u00b2) = \u0645\u062c\u0645\u0648\u0639 (Xi \u2212 X\u0304)2 \u00f7 n<\/strong><br data-start=\"999\" data-end=\"1002\" \/><strong>\u00a0 \u00a0 \u00a0 \u00a0 \u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641 \u0627\u0644\u0645\u0639\u064a\u0627\u0631\u064a (S) = \u0627\u0644\u062c\u0630\u0631 \u0627\u0644\u062a\u0631\u0628\u064a\u0639\u064a \u0644\u0640 S\u00b2<\/strong><\/p>\n<ul>\n<li><strong>\u0645\u0645\u064a\u0632\u0627\u062a<\/strong>: \u064a\u0639\u0637\u064a \u0635\u0648\u0631\u0629 \u062f\u0642\u064a\u0642\u0629 \u0639\u0646 \u0645\u062f\u0649 \u0627\u0646\u062a\u0634\u0627\u0631 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a\u060c \u0648\u064a\u0633\u062a\u062e\u062f\u0645 \u0641\u064a \u0645\u0639\u0638\u0645 \u0627\u0644\u062a\u062d\u0644\u064a\u0644\u0627\u062a \u0627\u0644\u0625\u062d\u0635\u0627\u0626\u064a\u0629.<\/li>\n<li><strong>\u0639\u064a\u0648\u0628<\/strong>: \u0627\u0644\u062d\u0633\u0627\u0628\u0627\u062a \u0623\u0643\u062b\u0631 \u062a\u0639\u0642\u064a\u062f\u064b\u0627 \u0645\u0646 \u0627\u0644\u0645\u062c\u0627\u0644 \u0648\u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641 \u0627\u0644\u0645\u062a\u0648\u0633\u0637.<\/li>\n<\/ul>\n<h2><\/h2>\n<h2><strong>\u0623\u0647\u0645\u064a\u0629 \u0645\u0642\u0627\u064a\u064a\u0633 \u0627\u0644\u062a\u0634\u062a\u062a<\/strong><\/h2>\n<ol>\n<li><strong>\u0641\u0647\u0645 \u062a\u0648\u0632\u064a\u0639 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a<\/strong>: \u062a\u0633\u0627\u0639\u062f\u0646\u0627 \u0639\u0644\u0649 \u0645\u0639\u0631\u0641\u0629 \u0645\u0627 \u0625\u0630\u0627 \u0643\u0627\u0646\u062a \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0645\u062a\u0642\u0627\u0631\u0628\u0629 \u0623\u0645 \u0645\u062a\u0628\u0627\u0639\u062f\u0629.<\/li>\n<li><strong>\u062a\u0642\u064a\u064a\u0645 \u0627\u0644\u0645\u062e\u0627\u0637\u0631 \u0648\u0627\u0644\u0627\u062d\u062a\u0645\u0627\u0644\u0627\u062a<\/strong>: \u0641\u064a \u0627\u0644\u062f\u0631\u0627\u0633\u0627\u062a \u0627\u0644\u0645\u0627\u0644\u064a\u0629 \u0648\u0627\u0644\u0637\u0628\u064a\u0629 \u0648\u0627\u0644\u0647\u0646\u062f\u0633\u064a\u0629\u060c \u0627\u0644\u062a\u0634\u062a\u062a \u064a\u0639\u0643\u0633 \u0627\u062d\u062a\u0645\u0627\u0644\u064a\u0629 \u062d\u062f\u0648\u062b \u0627\u0644\u0642\u064a\u0645 \u0627\u0644\u0645\u062e\u062a\u0644\u0641\u0629.<\/li>\n<li><strong>\u0645\u0642\u0627\u0631\u0646\u0629 \u0627\u0644\u0645\u062c\u0645\u0648\u0639\u0627\u062a<\/strong>: \u064a\u0645\u0643\u0646 \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0642\u0627\u064a\u064a\u0633 \u0627\u0644\u062a\u0634\u062a\u062a \u0644\u0645\u0642\u0627\u0631\u0646\u0629 \u0645\u062f\u0649 \u0627\u062e\u062a\u0644\u0627\u0641 \u0645\u062c\u0645\u0648\u0639\u062a\u064a\u0646 \u0645\u0646 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u062d\u062a\u0649 \u0644\u0648 \u0643\u0627\u0646 \u0645\u062a\u0648\u0633\u0637\u0647\u0645\u0627 \u0645\u062a\u0633\u0627\u0648\u064a\u064b\u0627.<\/li>\n<\/ol>\n<h3><strong>\u0645\u062b\u0627\u0644 \u062a\u0648\u0636\u064a\u062d\u064a<\/strong><\/h3>\n<p data-start=\"133\" data-end=\"189\"><strong data-start=\"133\" data-end=\"166\">\u0644\u0646\u0641\u062a\u0631\u0636 \u0623\u0646 \u062f\u0631\u062c\u0627\u062a \u062e\u0645\u0633\u0629 \u0637\u0644\u0627\u0628 \u0647\u064a: <\/strong>70\u060c 75\u060c 80\u060c 85\u060c 90<\/p>\n<p data-start=\"191\" data-end=\"243\"><strong data-start=\"191\" data-end=\"202\">\u0627\u0644\u0645\u062c\u0627\u0644: <\/strong>\u0623\u0643\u0628\u0631 \u0642\u064a\u0645\u0629 \u2212 \u0623\u0635\u063a\u0631 \u0642\u064a\u0645\u0629 = 90 \u2212 70 = 20<\/p>\n<p data-start=\"245\" data-end=\"370\"><strong data-start=\"245\" data-end=\"266\">\u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641 \u0627\u0644\u0645\u062a\u0648\u0633\u0637:<\/strong><br data-start=\"266\" data-end=\"269\" \/>(|70 \u2212 80| + |75 \u2212 80| + |80 \u2212 80| + |85 \u2212 80| + |90 \u2212 80|) \u00f7 5<br data-start=\"332\" data-end=\"335\" \/>= (10 + 5 + 0 + 5 + 10) \u00f7 5 = 6<\/p>\n<p data-start=\"372\" data-end=\"498\"><strong data-start=\"372\" data-end=\"384\">\u0627\u0644\u062a\u0628\u0627\u064a\u0646: (<\/strong>(70 \u2212 80)\u00b2 + (75 \u2212 80)\u00b2 + (80 \u2212 80)\u00b2 + (85 \u2212 80)\u00b2 + (90 \u2212 80)\u00b2<strong>)<\/strong> \u00f7 5<br data-start=\"455\" data-end=\"458\" \/>= (100 + 25 + 0 + 25 + 100) \u00f7 5 = 50<\/p>\n<p data-start=\"500\" data-end=\"557\"><strong data-start=\"500\" data-end=\"522\">\u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641 \u0627\u0644\u0645\u0639\u064a\u0627\u0631\u064a: <\/strong>\u0627\u0644\u062c\u0630\u0631 \u0627\u0644\u062a\u0631\u0628\u064a\u0639\u064a \u0644\u0644\u0639\u062f\u062f 50 \u2248 7.07<\/p>\n<p>\u0647\u0630\u0627 \u0627\u0644\u0645\u062b\u0627\u0644 \u064a\u0648\u0636\u062d \u0643\u064a\u0641 \u064a\u0645\u0643\u0646 \u0644\u0643\u0644 \u0645\u0642\u064a\u0627\u0633 \u0623\u0646 \u064a\u0639\u0637\u064a \u0635\u0648\u0631\u0629 \u0645\u062e\u062a\u0644\u0641\u0629 \u0639\u0646 \u0645\u062f\u0649 \u0627\u0646\u062a\u0634\u0627\u0631 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a.<\/p>\n<p>&nbsp;<\/p>\n<p>\u0645\u0642\u0627\u064a\u064a\u0633 \u0627\u0644\u062a\u0634\u062a\u062a \u0647\u064a \u0645\u0643\u0645\u0644 \u0644\u0645\u0642\u0627\u064a\u064a\u0633 \u0627\u0644\u0646\u0632\u0639\u0629 \u0627\u0644\u0645\u0631\u0643\u0632\u064a\u0629\u060c \u0641\u0647\u064a \u062a\u0633\u0627\u0639\u062f\u0646\u0627 \u0639\u0644\u0649 \u0641\u0647\u0645 <strong>\u0645\u062f\u0649 \u062a\u0628\u0627\u0639\u062f \u0623\u0648 \u062a\u0642\u0627\u0631\u0628 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u062d\u0648\u0644 \u0627\u0644\u0645\u0631\u0643\u0632<\/strong>. \u0623\u0628\u0633\u0637 \u0647\u0630\u0647 \u0627\u0644\u0645\u0642\u0627\u064a\u064a\u0633 \u0647\u0648 \u0627\u0644\u0645\u062c\u0627\u0644\u060c \u064a\u0644\u064a\u0647 \u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641 \u0627\u0644\u0645\u062a\u0648\u0633\u0637\u060c \u062b\u0645 \u0627\u0644\u062a\u0628\u0627\u064a\u0646 \u0648\u0627\u0644\u0627\u0646\u062d\u0631\u0627\u0641 \u0627\u0644\u0645\u0639\u064a\u0627\u0631\u064a \u0627\u0644\u0623\u0643\u062b\u0631 \u062f\u0642\u0629 \u0648\u0634\u064a\u0648\u0639\u064b\u0627 \u0641\u064a \u0627\u0644\u062f\u0631\u0627\u0633\u0627\u062a \u0627\u0644\u0639\u0644\u0645\u064a\u0629. \u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0647\u0630\u0647 \u0627\u0644\u0645\u0642\u0627\u064a\u064a\u0633 \u0645\u0639\u064b\u0627 \u064a\u0645\u0646\u062d \u0627\u0644\u0628\u0627\u062d\u062b \u0631\u0624\u064a\u0629 \u0634\u0627\u0645\u0644\u0629 \u0644\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0648\u0627\u062a\u062e\u0627\u0630 \u0642\u0631\u0627\u0631\u0627\u062a \u0623\u0641\u0636\u0644 \u0645\u0628\u0646\u064a\u0629 \u0639\u0644\u0649 \u0627\u0644\u062a\u062d\u0644\u064a\u0644 \u0627\u0644\u0625\u062d\u0635\u0627\u0626\u064a.<\/p>\n<p>&nbsp;<\/p>\n<p class=\"post-title mb-3\"><a href=\"https:\/\/statacademy-eg.com\/blog\/%d8%aa%d8%ad%d9%84%d9%8a%d9%84-%d8%a7%d9%84%d8%aa%d8%a8%d8%a7%d9%8a%d9%86-anova-%d9%81%d9%8a-%d8%a7%d9%84%d8%a5%d8%ad%d8%b5%d8%a7%d8%a1\/\">\u062a\u062d\u0644\u064a\u0644 \u0627\u0644\u062a\u0628\u0627\u064a\u0646 (ANOVA) \u0641\u064a \u0627\u0644\u0625\u062d\u0635\u0627\u0621<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u0623\u0628\u0633\u0637 \u0645\u0642\u0627\u064a\u064a\u0633 \u0627\u0644\u062a\u0634\u062a\u062a \u0639\u0646\u062f\u0645\u0627 \u0646\u0642\u0648\u0645 \u0628\u062c\u0645\u0639 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0648\u062a\u062d\u0644\u064a\u0644\u0647\u0627\u060c \u0644\u0627 \u064a\u0643\u0641\u064a \u0645\u0639\u0631\u0641\u0629 \u0645\u0631\u0643\u0632 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0641\u0642\u0637 \u0628\u0627\u0633\u062a\u062e\u062f\u0627\u0645 \u0645\u0642\u0627\u064a\u064a\u0633 \u0627\u0644\u0646\u0632\u0639\u0629 \u0627\u0644\u0645\u0631\u0643\u0632\u064a\u0629\u060c \u0628\u0644 \u0646\u062d\u062a\u0627\u062c \u0623\u064a\u0636\u064b\u0627 \u0625\u0644\u0649 \u0645\u0639\u0631\u0641\u0629 \u0645\u062f\u0649 \u062a\u0628\u0627\u0639\u062f \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0623\u0648 \u062a\u0634\u062a\u062a\u0647\u0627 \u062d\u0648\u0644 \u0647\u0630\u0627 \u0627\u0644\u0645\u0631\u0643\u0632. \u0647\u0630\u0647 \u0627\u0644\u0645\u0639\u0644\u0648\u0645\u0627\u062a \u062a\u0648\u0641\u0631\u0647\u0627 \u0645\u0642\u0627\u064a\u064a\u0633 \u0627\u0644\u062a\u0634\u062a\u062a\u060c \u0648\u0647\u064a \u0623\u062f\u0648\u0627\u062a \u062a\u0633\u0627\u0639\u062f\u0646\u0627 \u0639\u0644\u0649 \u0641\u0647\u0645 \u0645\u062f\u0649 \u0627\u0646\u062a\u0634\u0627\u0631 \u0627\u0644\u0628\u064a\u0627\u0646\u0627\u062a \u0623\u0648 \u0642\u0631\u0628\u0647\u0627 \u0645\u0646 \u0627\u0644\u0642\u064a\u0645\u0629 \u0627\u0644\u0645\u062a\u0648\u0633\u0637\u0629. \u0645\u0627 \u0647\u064a \u0645\u0642\u0627\u064a\u064a\u0633 \u0627\u0644\u062a\u0634\u062a\u062a\u061f \u0645\u0642\u0627\u064a\u064a\u0633 \u0627\u0644\u062a\u0634\u062a\u062a [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":550,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[7],"tags":[105],"class_list":["post-549","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-7","tag-105"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u0623\u0628\u0633\u0637 \u0645\u0642\u0627\u064a\u064a\u0633 \u0627\u0644\u062a\u0634\u062a\u062a \u0648\u0627\u0645\u062b\u0644\u0629 \u062a\u0648\u0636\u064a\u062d\u064a\u0629 - Stat Academy<\/title>\n<meta name=\"description\" content=\"\u062a\u0639\u0631\u0641 \u0639\u0644\u0649 \u0623\u0628\u0633\u0637 \u0645\u0642\u0627\u064a\u064a\u0633 \u0627\u0644\u062a\u0634\u062a\u062a\u060c \u0645\u0639 \u0634\u0631\u062d \u0648\u0627\u0636\u062d \u0648\u0633\u0647\u0644 \u0648\u0645\u062b\u0627\u0644 \u062a\u0637\u0628\u064a\u0642\u064a \u064a\u0633\u0627\u0639\u062f \u0627\u0644\u0637\u0644\u0627\u0628 \u0639\u0644\u0649 \u0627\u0644\u0641\u0647\u0645 \u0627\u0644\u0633\u0631\u064a\u0639 \u0648 \u0627\u0644\u062a\u0645\u064a\u064a\u0632 \u0628\u064a\u0646 \u0627\u0646\u0648\u0627\u0639 \u0645\u0642\u0627\u064a\u064a\u0633 \u0627\u0644\u062a\u0634\u062a\u062a\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/statacademy-eg.com\/blogs\/\u0623\u0628\u0633\u0637-\u0645\u0642\u0627\u064a\u064a\u0633-\u0627\u0644\u062a\u0634\u062a\u062a\/\" \/>\n<meta property=\"og:locale\" content=\"ar_AR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"\u0623\u0628\u0633\u0637 \u0645\u0642\u0627\u064a\u064a\u0633 \u0627\u0644\u062a\u0634\u062a\u062a \u0648\u0627\u0645\u062b\u0644\u0629 \u062a\u0648\u0636\u064a\u062d\u064a\u0629 - Stat 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