You plan to conduct a study where your directional hypothesis will be assessed with a t test for independent means at the .05 significance level.If you are predicting a medium effect size,how many participants would you need in total (assuming equal Ns per group)to obtain 80% power?
A)50
B)64
C)100
D)128

Question

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The Answer of You plan to conduct a study where your directional hypothesis will be assessed with a t test for independent means at the .05 significance level.If you are predicting a medium effect size,how many participants would you need in total (assuming equal Ns per group)to obtain 80% power?
A)50
B)64
C)100
D)128

You Plan to Conduct a Study Where Your Directional Hypothesis