Question

in a binomial distribution mean and variance are equal.​

Answer 1

A binomial random variable is the number of successes x in n repeated trials of a binomial experiment. The mean of the distribution (μx) is equal to n * P . ... The variance (σ2x) is n * P * ( 1 - P ).

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Answer 2

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A binomial random variable is the number of successes x in n repeated trials of a binomial experiment. The probability distribution of a binomial random variable is called a binomial distribution. The mean of the distribution (μx) is equal to n * P . The variance (σ2x) is n * P * ( 1 - P ).

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