Question

mean of fist 10 even natural numbers is

Answer 1

2+4+6+8+10+12+14+16+18+20=110
so,110÷10=11.
so 11 is the answer

Answer 2

First 10 even natural numbers are : 2 , 4 , 6 , 8 , 10 , 12 , 14 , 16 , 18 , 20 .

Mean = sum of observations / number of observations

==> mean = 2 + 4 + 6 + 8 + 10 + 12 + 14 + 16 + 18 + 20 / 10

==> mean = 110 / 10

==> mean = 11