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Aptitude | Wipro Mock Test | Question 5

  • Last Updated : 28 Jun, 2021
Geek Week

The mean and the variance of a binomial distribution are 4 and 2 respectively. Then the probability of 2 successes is
(A) 28/266
(B) 18/156
(C) 28/256
(D) 20/256

Answer: (C)


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