Question

Each of 5 students reported the number of movies they saw in the past year. Here is what they reported.4,9, 12, 16,8Find the mean number of movies that the students saw.If necessary, round your answer to the nearest tenth.

Answer 1

Mean is the sum of the items divided by the number of items.

From the problem, we have 4, 9, 12, 16 and 8. There are 5 items.

The mean will be :

$\operatorname{mean}=\frac{4+9+12+16+8}{5}=9.8$

The answer is 9.8