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Home  >>  JEEMAIN and AIPMT  >>  Mathematics  >>  Class11  >>  Statistics
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The A.M of $ nC_0, \: nC_1, nC_2.......nC_n$ is

$\begin {array} {1 1} (A)\;\large\frac{2^n}{n+1} & \quad (B)\;\large\frac{2^n}{n} \\ (C)\;\large\frac{2^{n-1}}{n+1} & \quad (D)\;None \: of \: these \end {array}$

Can you answer this question?
 
 

1 Answer

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$ \overline = \large\frac{nC_0+nC_1+.....+nC_n}{n}$
$ = \large\frac{2^n}{n}$
Ans : (B)
answered Jan 25, 2014 by thanvigandhi_1
 

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