Question

Find the arithmetic mean of squares of the first five natural numbers

Answer 1

Answer:

$Mean = 11$

Step-by-step explanation:

1²,2²,3²,4²,5² are first five natural numbers.

sum of the numbers

= 1²+2²+3²+4²+5²

= 1+4+9+16+25

= 55

$Mean = \frac{sum\:of \:the \: squares}{number \:of \:terms}\\=\frac{55}{5}\\=11$

Therefore,

$Mean = 11$

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Answer 2

Answer:

11

squares of first five natural numbers are-: 1*+2*+3*+4*+5*. so mean= 1*+2*+3*+4*+5*÷ 5= 1+4+9+16+25÷5 = 55÷5= 11

so the mean is 11 .

hope my answer helps you..