Question

Here are the math test scores of 10 randomly selected students from Class 1 and Class 2.

Math Test Scores of 10 Randomly Selected Students from Class 1 and Class 2
Class 1: 75 80 84 79 92 86 88 86 86 90
Class 2: 83 85 91 93 72 85 76 80 82 89
Find the mean score of each sample. Based on the mean, which class generally performed better on the math test? Express your answer as a decimal. Do not round your answer.

(2 points)
The mean score for Class 1 is
. The mean score for Class 2 is
. Based on the mean, Class
generally performed better on the math test.

Answer 1

The mean score for Class 1 is 84.6. The mean score for Class 2 is 83.6. Based on the mean, Class 1 generally performed better on the math test.