A statistics student made the following grades on five tests: 84, 78, 88, 78, and 72. What is the mean grade?
A) 78
B) 80
C) 72
D) 84
E) 88

Name: A statistics student made the following grades on five tests: 84, 78, 88, 78, and 72. What is the mean grade? A) 78 B) 80 C) 72 D) 84 E) 88
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Question

Quizplus · Accepted Answer

To find the mean grade, we need to add up all the grades and then divide by the total number of grades. (84+78+88+78+72)/5 = 80. Therefore, the mean grade is 80, which is option B.

A Statistics Student Made the Following Grades on Five Tests