Twenty randomly selected statistics students were given 15 multiple-choice questions and 15 open-ended questions, all on the same material. The professor was interested in determining if students scored higher on the multiple-choice questions. This experiment is an example of ________________.
A) A one-sample test of means
B) A two-sample test of means
C) A paired t-test
D) A test of proportions

Question

Quizplus · Accepted Answer

The same group of students is tested under two different conditions (multiple-choice vs. open-ended), making it a paired t-test scenario.

Twenty Randomly Selected Statistics Students Were Given 15 Multiple-Choice Questions