The main difference between a correlated groups t-test and Independent groups t-test include(s)_____.
A)an independent groups t-test assumes the distribution is normal
B)the correlated groups t-test assumes the independent variable is within subjects
C)the correlated groups t-test assumes the population mean is known
D)the independent groups t-test assumes the population means is known
E)none of these

Question

Quizplus · Accepted Answer

The main difference between a correlated groups t-test and Independent groups t-test is that the correlated groups t-test assumes that the independent variable is within subjects, while the independent groups t-test assumes that the groups are independent of each other. The assumption about normal distribution and population mean knowledge is applicable to both types of t-tests.

The Main Difference Between a Correlated Groups T-Test and Independent