Question

What is the mean of the data set?

10, 15, 14, 8, 18 , 11, 12, 12, 10, 10, 17, 16


A 12.00
B 12.25
C 12.75
D 15.50

Please any one help I don't get it thank you all

Answer 1

C-Add them all up which equals 153 and then divide by 12 which equals 12.75.

Answer 2

Hello~

Remember that to find the mean of a number set, you add all the numbers together and divide it by the amount of numbers in the set!

So lets add them together - you get 153. 153 divided by 12 is
C ! 12.75

Good luck~