A group of test takers provided the following responses for an item on a scale: 10, 10, 11, 15, 15, 15, 15, 16, 17, and 17. What is the mode of this set of scores?
A) 10
B) 11
C) 15
D) 17

Question

Quizplus · Accepted Answer

The mode is the score that appears most frequently in the set. In this case, the score of 15 appears four times which is more than any other score, so the mode is 15.

A Group of Test Takers Provided the Following Responses for an Item