Question

The mean for the following group of data items. 3,1,9,8,2,5,1,3

Answer 1

mean = 4

Explanation:

the mean of a data set is calculated as

mean =
`(sum)/(count)` =
`(3+1+9+8+2+5+1+3)/(8)` =
`(32)/(8)` = 4