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For a Binomial disribution mean is 5 and...

For a Binomial disribution mean is 5 and the number of trials is 50, find the variance.

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PRADEEP PUBLICATION-PROBABILITY-EXERCISE
  1. Find k, if the probability distribution of a random variable X is as f...

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  2. Find the mean of the following probability distribution of a random va...

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  3. For a Binomial disribution mean is 5 and the number of trials is 50, f...

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  4. For a random variable X, sumX^2 P(X)=48.25 and mean =6.5 find the vari...

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  5. For a random variable X, sumXP(X)=1.5, find the mean of probability di...

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  6. A bag contains 3 white and 5 black balls. A ball is drawn at random. F...

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  7. For a random variable X, the variance of 6.25 and the mean is 6. find ...

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  8. If E1 and E2 are independent events and P(E1)=rho1, P(E2)=rho2 then fi...

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  9. If E1 and E2 are independent events and P(E1)=rho1, P(E2)=rho2 then fi...

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  10. A coin is tossed twice. Let X denotes of the number of times 'head' tu...

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  11. A and B are two candidates seeking admission in a college. The probabi...

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  12. Two dice are thrown together. Let A be the event 'getting 6 on the fir...

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  13. Explain why the experiment of tossing a coin three times is said to h...

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  14. In a dice game, a player pays a stake of Rs.1 for each throw of the di...

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  15. A die is thrown thrice. Let X be 'the number of two's seen'. Find expe...

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  16. A die is tossed twice. A 'success' is getting an even number on a toss...

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  17. Find the standard deviation of the following probability distribution

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  18. Given that E and F are events such that P(E) = 0.6, P(F) = 0.3 and P(E...

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  19. Compute P(A/B) if P(B)=0.4 and P(AcapB)=0.32.

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  20. If P(A)=0.8, P(B)=0.5 and P(B/A)=0.4 find P(AcapB)

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