Question

Mean of the data is 19 . find the value of x
10 , 23, 25, x , 19, 17 , 12, 15, 20, 15 ​

Answer 1

Answer:

34

Step-by-step explanation:

given

mean=19

10 , 23, 25, x , 19, 17 , 12, 15, 20, 15 ​ values

mean=sum of observations/no of observations

mean=10 + 23+ 25+ x + 19+17+12+15+20+15/10

190=10 + 23+ 25+ x + 19+17+12+15+20+15

190=156+x

x=190-156

x=34