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Home  >>  CBSE XII  >>  Math  >>  Probability
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A random variable X taking values 0, 1, 2, ..., n is said to have a binomial distribution with parameters n and p, if its probability distibution is given by what?

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Answer: $P (X = r) = \binom{n}{r}  p^r (1-p)^{n-r}$
answered Apr 18, 2013 by balaji.thirumalai
 

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