Statistics Question

timer Asked: Nov 11th, 2016

Question description

Calculate the sample size needed given these factors:

t-test with two independent groups of equal sizesmall effect size (see

Piasta, S.B., & Justice, L.M., 2010)alpha =.05beta = .2Assume that

the result is a sample size beyond what you can obtain. Use the

compromise function to compute alpha and beta for a sample half the

size. Indicate the resulting alpha and beta. Present an argument that

your study is worth doing with the smaller sample (include peer-reviewed

journal articles as needed to support your response).

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