Question

please help me ......... 13 no.

Answer 1

First 5 whole numbers are 0,1,2,3,4.

Sum of Squares of Whole Numbers = (0)² + (1)² + (2)² + (3)² + (4)²

= 0 + 1 +4 + 9 + 16

30

Mean = Sum / Number of Oberservations

= 30/5

=6

Answer 2

first five whole Numbers are 0,1,2,3,4

now mean of it's squares,

= (0^2 + 1^2 + 2^2 + 3^2 + 4^2 ) / 5

= (0 + 1 + 4 + 9 + 16) / 5

= 30 /5

= 6

hope it helps !
than you !