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A coin is biased so that the head is 3 t...

A coin is biased so that the head is 3 times as likely to occur as tail. If a coin is tossed twice, find the probability distribution of number of tails.

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A coin is biased so that the head is 3 times as likely to occur as tail. If the coin is tossed twice, find the probability distribution of number of tails.

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MODERN PUBLICATION-PROBABILITY-EXERCISE
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  2. 3 defective bulbs are mixed up with 7 good ones. 3 bulbs are drawn at ...

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

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  4. We take 8 identical slpis of paper, write the number 0 on one of them,...

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  5. From a lot of 10 bulbs which include 3 defectives, a sample of 2 bulbs...

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  6. A coin is tossed 5 times . X is the number of heads of observed . Find...

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  7. The mean of the number of heads in the two tosses of a coin is .

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  8. A random variable has the following probability distribution : Does ...

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  9. A random variable has the following probability distribution : If y...

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  10. Find the mean, variance for the following probability distribution: .

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  11. Find mu, sigmax^2 and sigmax for the following probability distributio...

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  12. Find mu, sigmax^2 and sigmax for the following probability distributio...

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  13. Find mu, sigmax^2 and sigmax for the following probability distributio...

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  14. Find mu, sigmax^2 and sigmax for the following probability distributio...

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

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

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  17. Let X denote the sum of the numbers obtained when two fair dice are ro...

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  18. Find the mean and variance of the probability distribution of the numb...

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

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  20. Two cards are drawn simultaneously ( without replacement) from a well-...

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