Question

data handling. find the mean of first four prime numbers

Answer 1

mean = sum of observations / number of observations
= 2+3+5+7 / 4
= 17/4
= 4.25

Answer 2

first 4 prime numbers 2,3,5,7

then you add all and divide by 4 you get 4.25 hence 4.25 is the answer