Before carrying out a study, a researcher can calculate approximate power for the .05 significance level for small, medium, and large effect sizes if one has access to a power table and knows the __________.
A)estimated effect size
B)outcome of the hypothesis-testing procedure
C)multiple correlation
D)degrees of freedom within

Question

Quizplus · Accepted Answer

The estimated effect size is necessary for calculating approximate power for different significance levels.

Before Carrying Out a Study, a Researcher Can Calculate Approximate