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Find the probability distribution of number of doublets in three throws of a pair of dice ?

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V PUBLICATION-PROBABILITY-QUESTION BANK
  1. A bag contain 2 white and 1 red balls. One ball is drawn at random and...

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  2. Two cards are drawn successively with replacement from a pack of 52 ca...

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  3. Find the probability distribution of number of doublets in three throw...

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  4. Let a pair of dice be thrown and the random variable X be the sum of...

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  5. Find the mean and variance of the number obtained on a throw of an unb...

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  6. An urn contains 5 red and 2 black identical balls. Two balls are rando...

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  7. Let X represent the absolute difference between the number of heads an...

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  8. Find the probability distribution of number of heads in two tosses of ...

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  9. Find the probability distribution of the number of sucesses in two tos...

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  10. From a lot of 30 bulbs which include 6 defectives, a sample of 4 bulbs...

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  11. A coin is tossed so that the head is 3 times as likely to occur as tai...

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  12. Find the mean number of heads in three tosses of a fair coin.

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  13. Two dice are thrown simultaneously. If X denotes the number of sixes, ...

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  14. Two numbers are selected at random (without replacement) from the firs...

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  15. Let 'X' denote the sum of the numbers obtained when two fair dice are ...

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  16. A class has 15 students whose ages are 14,17,15,14,21,17,19,20,16,18,2...

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  17. In a meeting, 70 % of the members favour and 30 % oppose a certain pro...

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  18. Choose the corréct answer in each of the following The mean of the num...

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  19. Suppose that two cards are drawn at random from a deck of cards. Let ...

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  20. If a fair coin is tossed 10 times, Find the probability of Exactly 6 ...

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