Let X1, X2 be a random sample from N(0, 1). What is the distribution of each of the following? a. (X2 − X1)/ √ 2 b. (X1 + X2) 2/(X2 − X1) 2 c. (X2 + X1)/ p (X1 − X2) 2 d. X2 1 /X2 2

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college statistics T-Distribution

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