The mean score for a math test taken by Class A is 84, with the scores ranging from 78 to 94. The mean score for the same math test taken by Class B is 76, with the scores ranging from 68 to 88. Which BEST compares the scores of the two classes?

A) The highest score for the test was in Class B.
B) On average, the scores of Class A are lower than Class B.
C) On average, the scores of Class B are lower than Class A.
D) The scores of Class A vary more than the scores of Class B.

Out of four statements, only (c) is correct

Step-by-step explanation:

Given: The mean score for a math test taken by Class A is 84, with the scores ranging from 78 to 94. The mean score for the same math test taken by Class B is 76, with the scores ranging from 68 to 88

a) Incorrect:  The highest score was in Class A which is 94

b) Incorrect: The average of Class A is 84 which is higher than Class B is 76

c) Correct : The average of Class A is 84 which is higher than Class B is 76

d) Incorrect: The difference between highest and lowest scores in Class A is 16(94-78) whereas in Class B its 20(88-68)

The answer is really d

Step-by-step explanation:

2/5

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