Question

The mean for the data set is 15. What number is missing?
18,16, __,9,12,23

Answer 1

12

Explanation:

`(18 + 16 + 9 + 12 + 23 + x)/(6) = 15`

x = 90 - (18 + 16 + 9 + 12 + 23 )

x = 12

Answer 2

Hello answer 12

18 + 16 + 12 + 9 + 12 + 23 = 90 90 ÷ 6 = 12 therefore the missing number is 12 because when you add all the numbers amd divide by the numbers of number you get 15