RD Sharma - Mathematics (Volume 2)

Book: RD Sharma - Mathematics (Volume 2)

Chapter: 33. Binomial Distribution

Subject: Maths - Class 12th

Q. No. 18 of Exercise 33.2

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18

The mean and variance of a binomial distribution are 4/3 and 8/9 respectively. Find P (X ≥ 1).

Given that parameters for binomial distribution are n, p










n = 4



The required binomial distribution is given by,



Now, P(X ≥ 1) = 1 - P(X = 0)






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