Question: Known population = 30 = 8 Random sample M = 33 if n = 16, = .05, two-tailed test, significant? if n = 64, =

Known population = 30 = 8 Random sample M = 33 if n = 16, = .05, two-tailed test, significant? if n = 64, = .05, two-tailed test, significant? How does sample size affect the outcome?

A researcher selects a sample from a population with = 45 and= 8 A treatment is given to a sample and the sample mean is found to be M = 47 Compute Cohen'sd to measure the size of the treatment effect

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