Question
In a two-sample, one-tailed, independent t-test with a Power level of .90, effect size of .5, and an alpha level of .05, the total sample
In a two-sample, one-tailed, independent t-test with a Power level of .90, effect size of .5, and an alpha level of .05, the total sample size needed for credibility and believability would be:
a. 69
b. 138
c. 85
d. 170
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Advanced Engineering Mathematics
Authors: Erwin Kreyszig
10th edition
470458364, 470458365, 978-0470458365
