Question

34,37,53,55,x,x+2,77,83,89,100 and the median is 63 find the value of x and the find the mean

Answer 1

median=x+x+2/2

63×2-2=2x

124/2=x

62=x

the numbers are

x=62

x+2=62+2=64

mean=sum of all observations/no of observations

=34+37+53+55+62+64+77+83+ 89+ 100/10

=654/10

=65.4