Question

The mean of 6, 8, 5, X and 4 is 7.Find the value of x.​

Answer 1

Answer:

since,

mean = sum of all terms /number of terms

so, 7 = 6+8+5+x+ 7/5

=> 7×5 = 26 + x

=> 35 = 26 + x

=> x = 35 - 26

=> x = 9.

the Value of x is 9.

$..$

Answer 2

Step-by-step explanation:

mean= sum of the observations by total no.of observations