شرح احصاء اعمال ch 13 ,14,17

[girl.k.s.a]

المشاركة الأصلية كتبت بواسطة shosho:) chapter 13 7 which of the following is not a necessary condition for regression analysis? A) the standard deviation of each of the conditional distributions must be the same. B) the y values are independent. C) for each x value, there is a group of y values and these y values are normally distributed. D) the slope of the regression line is positive (increasing). بنوتات ليش 7 جوآبه d ؟؟؟ 1-c 2-b 3-a 4-c 5-c 6-a 7-d 8-c 9-a 10-b

^^

أتمنى أحد يفيدني ..