JEE MATHEMATICS MCQ: STATISTICS

1 Easy

1 of 1

Application +4 | -1

If the variable takes the values

0,\mathrm{ }1,\mathrm{ }2,\mathrm{ } \ldots .n,\;

with frequencies proportional to the binomial coefficients

C\left( {n,0} \right),C\left( {n,1} \right),C\left( {n,2} \right), \ldots ..,C\left( {n,n} \right)

respectively, then the variance of the distribution is

View answer and explanation

Correct option: D

\frac{n}{4}

Option D (n/4) is correct because the variance of the distribution is calculated to be n/4 using binomial coefficients.

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