An advantage of the one-way within-groups ANOVA is that researchers can:
A) use a nominal or ordinal dependent variable.
B) reduce within-groups variability by having the same participants in each group.
C) use a scale independent variable.
D) perform hypothesis testing but cannot measure effect size.

Question

Quizplus · Accepted Answer

By having the same participants in each group, researchers can control for individual differences and reduce within-groups variability, leading to more precise results. A, C, and D are not true advantages of the one-way within-groups ANOVA.

An Advantage of the One-Way Within-Groups ANOVA Is That Researchers