A t test for testing the difference between two population means from two independent samples is the same as the t test to test the difference of two population means in a matched pairs experiment.

Question

Quizplus · Accepted Answer

The t test for testing the difference between two population means from two independent samples is not the same as the t test to test the difference of two population means in a matched pairs experiment. In a matched pairs experiment, the same individuals are measured twice and the difference between their scores is used to calculate the t statistic. In a two independent samples t test, two separate groups of individuals are compared to each other.

A T Test for Testing the Difference Between Two Population