Suppose n 9 and the variance of the distribution is


Suppose n = 9 and the variance of the distribution is unknown. You observe √S2 = 3.13. What is the range of sample means under which you would ac- cept the hypothesis μ = -3 vs the alternative hypothesis μ ?= -3, at a significance level of 90%?

A. [-5.54,-.46]

B. [-4.09,-1.9]

C. [-5.05,-.95]

D. [-4.54,-1.46]

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