Mean of the binomial distribution is A n B p C np D np Ans C

Mean of the binomial distribution is

A) n      B) p       C) np           D) n+p

Ans: C

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Solution

MEAN OF THE BINOMIAL DISTRIBUTION

MEAN = N*P

n= number of sample

p = probability of success

you can also use the general formula if you have P(x) and X

E(X) = sum of X*P(X)