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If the mean of a binomial distribution w...

If the mean of a binomial distribution with 9 trials is 6, then its variance is

A

2

B

3

C

4

D

`sqrt2`

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A
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DIPTI PUBLICATION ( AP EAMET)-THEORETICAL DISTRIBUTIONS-EXERCISE 1 (CHOOSE THE CORRECT ANSWER FROM THE ALTERNATIVE 1,2,3 OR 4 GIVEN )
  1. In a binomial distribution, n=5, the sum of the mean and variance is 1...

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  2. If the difference between mean and variance of a binomial distribution...

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  3. If the mean of a binomial distribution with 9 trials is 6, then its va...

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  4. If the standerd deviation of the binomial distribution (q+p)^(16) is 2...

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  5. If the mean of the binomial distribution is 25, then the standerd devi...

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  6. If the mean of the binomial distribution is 100. Then standard deviati...

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  7. X is a binomial variate with parameters n=6 and p. If 4P(X=4)=P(X=2), ...

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  8. In a binomial distribution, the parameter n=6. If 9P(X=4)=P(X=2), then...

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  9. For a binomial variate X with n=6, if P(X=2)=9P(X=4), then its varianc...

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  10. For a binomial variate X if n=5, and P(X=1)=8P(X=3), thenp=

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  11. X is a binomial variate with parameters n=6 and p. If 4P(X=4)=P(X=2), ...

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  12. In the experiment of tossing a coin n times, if the variable X denotes...

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  13. The least number of times a fair coin must be tossed so that the proba...

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  14. When a coin is tossed n times, if the probability for getting 6 heads ...

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  15. Twenty identical coins each with probability p of showing heads are to...

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  16. One hundred identical coins each with probability p showing up heads a...

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  17. Consider 5 independent Bernouli's trials each with probability of succ...

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  18. A fair coin is tossed 99 times . Let X be the number of times heads oc...

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  19. X follows a binomial distribution with parameters n and p where 0 lt p...

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  20. The probability that a candidate seeure a seat in Engineering through ...

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