Question

find the mean of first `n` nutural number​

Answer 1

Answer:

mean = sum of n natural no. / no. of natural no.

Sum of n natural no. = n ( n + 1)/2

No. of natural no. = n

Therefore, Mean= [n ( n + 1)/2] / n

= n + 1/2

Hope it helps you

Answer 2

Answer:t

Step-by-step explanation:

[n(n+1)/2]/n

(n+1)/2