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The mean and variance of a random variab...

The mean and variance of a random variable X having a binomial distribution are 4 and 2 respectively. Then p(x=1) is

A

`(1)/(4)`

B

`(1)/(32)`

C

`(1)/(16)`

D

`(1)/(8)`

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The correct Answer is:
B
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PATHFINDER-STATISTICS AND MATHEMATICAL REASONING-QUESTION BANK
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  8. Which of the following is different from the others?

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