Question: (Computer software is required.) Find the power for the following one-sample t-test situations. In each case, assume that a .05 level of significance will be

(Computer software is required.) Find the power for the following one-sample t-test situations. In each case, assume that a .05 level of significance will be used.

a. Effect size 5 0.3, sample size 5 45, Ha: m . m0.

b. Sample size 5 30, Ha: m 2 10, true mean 5 13, s 5 4.

c. Effect size 5 21.0, sample size 5 15, Ha: m , m0.

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