Which of the following is NOT true about the effect size statistic?
A) It is an index of the strength of a relationship.
B) It is based on the sample size.
C) It provides information about relationships among variables that the p-value does not.
D) It can be used to help determine what sample size is needed for a research project.

Question

Quizplus · Accepted Answer

Effect size is a measure of the strength or magnitude of a relationship or effect, independent of sample size, whereas the p-value can be influenced by the sample size. Effect size provides additional information about the practical significance of research findings, beyond what the p-value indicates. It is also used in power analysis to estimate the necessary sample size for future studies, but it itself is not based on the sample size.

Which of the Following Is NOT True About the Effect