Suppose that you have collected data from two groups of people and want to compare the means of these. Which of the following tests is most appropriate (assuming the data meet assumptions)?
A) Group t-test
B) Paired t-test
C) χ2 test
D) Correlation

Question

Quizplus · Accepted Answer

A group t-test is the most appropriate test for comparing the means of two independent groups of data. A paired t-test is used for comparing mean differences within the same group, χ2 test for testing the association between two categorical variables, and correlation for testing the relationship between two continuous variables.

Suppose That You Have Collected Data from Two Groups of People