SOLUTION: In binomial distribution , mean np= 1.3 and variance=np(1-p)=npq= 1.44. calculate coefficient of variation .?

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Question 1161829: In binomial distribution , mean np= 1.3 and variance=np(1-p)=npq= 1.44. calculate coefficient of variation .?
Answer by Edwin McCravy(20060) About Me  (Show Source):