A means comparison is used
A) to test the differences between and among particular group means.
B) to determine which statistical procedure should be used to compare two or more means.
C) only to test the differences between group means that were planned before data collection.
D) only to test the differences between group means that were planned after data collection.

Question

Quizplus · Accepted Answer

Means comparison is primarily used to test the differences between and among particular group means, allowing researchers to understand if there are significant differences in the average outcomes across different groups.

A Means Comparison Is Used