Question

The midan of observation 11,12 ,14,18,x+2,20,22,25,61arrange in assending order is 21.find the value of x.​

Answer 1

Answer:

Step-by-step explanation:

Here no.of terms is 9(odd)

So,median = n+1/2 th term

10/2=5th term which is x+2

Given median is 21.

therefore, 21= x+2

So,x =19