SOLUTION: Find the​ mean, variance, and standard deviation of the binomial distribution with the given values of n and p. (Round to the nearest tenth as​ needed.) n equals 129&

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Question 1043344: Find the​ mean, variance, and standard deviation of the binomial distribution with the given values of n and p. (Round to the nearest tenth as​ needed.)
n equals 129​, p equals 0.45

Answer by ram.sharma(1)   (Show Source): You can put this solution on YOUR website!
THERE are three formula for for calculating all this
mean binomial distribution=n*p*q
standard deviation of binomial distribution =square root(n*P*q)
variance of the binomial distribution= standard deviation square
p+q=1;
q=1-p=1-0.45=0.55;



now to come to the problem
mean=129*0.45=58.05
standard deviation=5.65044;
varince=31.925

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