If a researcher wanted to use the t-test to compare 10 means, two at a time, 45 tests would need to be
performed.

Name: If a researcher wanted to use the t-test to compare 10 means, two at a time, 45 tests would need to be performed.
Brand: Quizplus
Rating: 4.8 (31 reviews)

Question

Quizplus · Accepted Answer

To compare 10 means two at a time, you would perform a pairwise comparison, which is calculated using the combination formula C(n, 2) = n(n-1)/2, where n is the number of means. For 10 means, this results in 10(10-1)/2 = 45 tests.

If a Researcher Wanted to Use the T-Test to Compare