Kennedy1342 Kennedy1342

15-07-2017
Mathematics

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Find the mean, variance, and standard deviation of the binomial distribution with the given values of n and p. n equals 123n=123, p equals 0.85

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mreijepatmat mreijepatmat

15-07-2017

Mean = n.p = (123).(0.4) = 49.2
Variance = np(1-p) = (123)(0.4)(1-0.4) =(123)(0.4)(0.6) = 29.52
Standard. Deviation = √variance = √29.52 = 5.43

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