Question

9. April's test scores in physics are 78, 85,65, 82, 90, and 95. Find the mean

and standard deviation of the data.

Answer 1

82.6666667 or 82.7

Explanation:

79+85+65+82+90+95=496

496 divided by 6=82.6666667

Answer 2

82.5

Explanation:

the mean and standard deviation of the data is 82.5