رد: إحـــــــــــــــــــ ـــــــــــstatـــــــــــ.ـــــــصـــــــــــــــ ـــآآء..
عندي سؤاالين ,,
1- the probability of randomlyselecting 3 science books and 4 math books from 8science books and 9 math books is :
الجواب : 0.363
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2- the correlation coefficient between the number of absences and the final grade of stydents in the statistics class might be
الجواب : close to -1
طريقه الحل لا هنتمـ :)
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