A(n) ____________________ is needed to determine between which groups there is a significant difference.
A) post-hoc test
B) beta test
C) alpha test
D) omnibus test

Question

Quizplus · Accepted Answer

Post-hoc tests are used to determine which groups differ significantly from one another after an omnibus test has indicated that there is a significant difference somewhere among the groups. The other options (beta test, alpha test, omnibus test) are not relevant for determining differences between groups.

A(n) ____________________ Is Needed to Determine Between Which Groups There