The mean of a binomial variate {\X} ∼ {\B}(n, p) is 1 . If n>2 and {\P}( {\X}=2)=\frac{27}{128}, then the variance of the distribution is [TG EAPCET 10 May 2024 Shift 1]

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The mean of a binomial variate X∼B(n,p) is 1 . If n>2 and P(X=2)=‌

128

, then the variance of the distribution is

[TG EAPCET 10 May 2024 Shift 1]

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