For which of the following would an independent samples t-test be most appropriate?
A) examining the performance difference between participants who took a SAT preparation class and participants who did not
B) investigating psychological adjustment following the loss of a loved one
C) a cognitive study examining the difference in three different types of memory aids
D) examining whether one's astrological sign predicts well-being

Question

Quizplus · Accepted Answer

An independent samples t-test is appropriate when comparing the means of two groups that are not related to each other. In this case, the participants who took the SAT preparation class are not related to those who did not, making an independent samples t-test the appropriate statistical test.

For Which of the Following Would an Independent Samples T-Test