Question

Find the mean of the first five prime numbers .

Answer 1

First 5 prime now are 2 3 5 7 11 Therefore 2 +3+5+7+11=28 28÷5=5.6

Answer 2

mean= sum of all observations/ number of observations
first five prime numbers= 2,3,5,7,11
mean=2+3+5+7+11/5=28/5=5.6