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A person buys a lottery ticket in 50 lotteries, in each of which his chance of winning a prize is `1/100` . What is the probability that he will win a prize at least once.

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A person buys a lottery ticket in 50 lotteries, in each of which his chance of winning a prize is 1/100 . What is the probability that he will win a prize at least twice?

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MODERN PUBLICATION-PROBABILITY-EXERCISE
  1. Suppose X has a binomial distribution B(6,(1)/(2)) . Show that X=3 is ...

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  2. On a multiple choice examination with three possible answers for each ...

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  3. A person buys a lottery ticket in 50 lotteries, in each of which his c...

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  4. A person buys a lottery ticket in 50 lotteries, in each of which his c...

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  5. A person buys a lottery ticket in 50 lotteries, in each of which his c...

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  6. Find the probability of getting 5 exactly twice in 7 throws of a die.

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  7. Find the probability of throwing at most 2 sixes in 6 throws of a sing...

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  8. It is known that 10% of certain articles manufactured are defective. W...

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  9. In a box containing 100 bulbs, 10 are defective. The probability that ...

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  10. The probability that a student is not a swimmer is 1/5. Then the prob...

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  11. A and B are two events such that P (A) ne 0. Find P(B|A),if : A is a ...

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  12. A and B are two events such that P (A) ne 0. Find P(B|A),if : AcapB = ...

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  13. A family has two children. What is the probability that both the child...

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  14. A couple has two children, find the probability that both children are...

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  15. Suppose that 5% of men and 0.25% of women have grey hair. A grey haire...

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  16. Suppose that 90% of people are right-handed. What is the probability t...

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  17. An urn contains 25 balls of which 10 balls bear a mark 'X' and the rem...

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  18. An urn contains 25 balls of which 10 balls bear a mark 'X' and the rem...

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  19. An urn contains 25 balls of which 10 balls bear a mark 'X' and the rem...

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  20. An urn contains 25 balls of which 10 balls bear a mark 'X' and the rem...

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