حل الدكتور مادة الاحصاء خطى

[ريان القلب]

مساء الخير للجميع من يلاحظ حل الدكتور عبدالله النجار لمسئلة التباين والانحراف المعياري في المحاضرة السابعة الجزء الثاني لم يقم بطرح المقام من واحد وانما اكمل المسئلة تكون مقسوم على 12 وليس مقسوم على 11
والله يسعدكم جميعا مع تحيات ريان القلب
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