Question

An original data set has the values 14, 2,11 , 6, and 2. What would need to be added to each value to change the mean to 15?

9
1
13
8 <------(correct answer??))

Please tell me if i'm right! :D

Answer 1

sry i misread the problem

Answer 2

you are correct

Answer 3

ohhh ok yaay thank you!!!

Answer 4

((14+x)+(2+x)+(11+x)+(6+x)+(2+x))/5 = 15


(35+5x)/5 = 15


35+5x = 15*5


35+5x = 75


5x = 75 - 35


5x = 40


x = 8


So this shows that you are correct

Answer 5

:D thank you

Answer 6

you're welcome