The t-test for independent means is used when each group is tested _______.
A)only once
B)only twice
C)once or twice
D)any number of times

Question

Quizplus · Accepted Answer

The t-test for independent means is used when each group is tested only once. This means that the two groups being compared should be separate and distinct, without any overlap or repeated measurements. If the groups are not independent, a different type of statistical analysis may be needed.

The T-Test for Independent Means Is Used When Each Group