The null and alternative hypotheses for a test are given, as well as some information about the actual sample and the statistic that is computed for each randomization sample. H0:μ=30H0:μ=30 vs Ha:μ≠30Ha:μ≠30 Sample: x_=12x_=12, s=3.8s=3.8, n=40n=40 Randomization statistic: x_x_ (a) Indicate where the randomization distribution will be centered. (b) Indicate whether the test is a left-tail test, a right-tail test, or a two-tailed test.

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The null and alternative hypotheses for a test are given, as well as some information about the actual sample and the statistic that is computed for each randomization sample.

H0:μ=30H0:μ=30 vs Ha:μ≠30Ha:μ≠30
Sample: x_=12x_=12, s=3.8s=3.8, n=40n=40
Randomization statistic: x_x_



(a) Indicate where the randomization distribution will be centered. 

 

(b) Indicate whether the test is a left-tail test, a right-tail test, or a two-tailed test. 

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