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سؤال 5 لم تتم الدجابة بعد العلامة من 3 ضع تأشيرة " The sampling distribution of the ratio of independent sample variances from two normally distributed populations with equal variances is the Normal distribution اختر احدى الدجابات True False
سؤال 4 لم تتم الدجابة بعد العلامة من 3 ضع تأشيرة ) Suppose : samplel variance is 1.768 and sample2 variance is 0.7, the test Statistic for the following hypothesis is H, :0 = 0; VS. H: 00 اختر احدى الدجابات 2.53 1 2 0.53
السؤال 2 لم تتم الدجابة بعد العادمة من 3 ضع تأشيرة " Let n=20, 5,2=55.7, 522=31.4, then the test statistic for testing the ratio of two population variances is اختر احدى الاجابات 1.774 -1.774 2.62 1.717
السؤال 3 لم تتم الإجابة بعد العادمة من 3 ضع تأشيرة " suppose the equation for the best fitting line is Y=(1/4)-3x then from this equation we can conclude there is no relation between x and Y. اختر احدى الاجابات Ture False
السؤال 1 لم تتم الدجابة بعد العلامة من 3 ضع تأشيرة " From the following test statistic - وM Test statistic: T* S/4 the size of the sample was chosen is اختر احدى الدجابات 16 5 15 4