When Oliver finds out that the average score on the psychology test was 91 percent correct,he assumes that everyone in the class did well on the test.What is the problem with his conclusion?

Question

Quizplus · Accepted Answer

Averages can be misleading if you don't know how spread out the scores are and how they are distributed. Just because the average score was high does not mean that every student in the class scored high. There could have been a large distribution of scores with some students doing much worse than others.

When Oliver Finds Out That the Average Score on the Psychology