RD Sharma - Mathematics (Volume 2)

Book: RD Sharma - Mathematics (Volume 2)

Chapter: 33. Binomial Distribution

Subject: Maths - Class 12th

Q. No. 2 of Exercise 33.2

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2

Determine the binomial distribution whose mean is 9 and variance 9/4.

Let X denote the variance with parameters n and p


p + q = 1 q = 1 - p








Now, np = 9



n = 12



The required binomial distribution is given by,



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