Question

A violin student records the number of hours she spends practicing during each of nine consecutive weeks:

6.2

5.0

4.3

7.4

5.8

7.2

8.4

1.2

6.3


What is the mean number of hours spent practicing per week during this period?

Answer 1

See below

Explanation:

Mean =
`(6.2+5.0+4.3+7.4+5.8+7.2+8.4+1.2+6.3)/(9)= 5.75\bar6`