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Find the weighted mean of first 'n' natural numbers, whose wei
Question

Find the weighted mean of first 'n' natural numbers, whose weights are proportional to the corresponding numbers.

A
34n+1

B
22

C
7

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Find the weighted mean of first 'n' natural numbers, whose weights are proportional to the corresponding numbers.
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Text SolutionText solutionverified iconVerified

(a): Weighted mean 1.1+2.2+3.3+.....(n−1)(n−1)+n.n=i=1nn
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Question Text
Find the weighted mean of first 'n' natural numbers, whose weights are proportional to the corresponding numbers.
Answer TypeText solution:1
Upvotes150