Suppose that the 12 observations X1,...,X12 form a random
Chapter 9, Problem 10(choose chapter or problem)
Suppose that the 12 observations X1,...,X12 form a random sample from the normal distribution with unknown mean and unknown variance 2. Describe how to carry out a t test of the following hypotheses at the level of significance 0 = 0.005: H0: 3, H1: < 3.
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