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The mean of the values 0,1, ......n with...

The mean of the values` 0,1, ......n` with corresponding weights `.^nC_0,^nC_1,........^nC_n` respectively is

A

`(2^n)/(n+1)`

B

`(2^(n+1))/(n(n+1))`

C

`(n+1)/2`

D

`n/2`

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The correct Answer is:
D
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