A Researcher Conducts a Power Analysis for a Study in Which

A researcher conducts a power analysis for a study in which there was no difference between control and experimental group scores and identifies a power level of 0.75 and a level of significance of 0.05.What will this researcher do?

A) Alter measurement methods to detect larger changes in scores.
B) Conclude that the null hypothesis is true.
C) Consider repeating the study using a larger sample.
D) Lower the level of significance to 0.01.

Correct Answer:

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