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Find the probability of getting 5 exactl...

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

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MODERN PUBLICATION-PROBABILITY-EXERCISE
  1. A pair of dice is thrown 7 times. If 'getting a total of 7' is conside...

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  2. Ten eggs are drawn successively with replacement, from a lot containin...

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

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

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  5. The probability of a shooter hitting a target is 3/4. If he shoots 10 ...

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

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  7. Four dice are thrown simultaneously. If the occurrence of 2, 4 or 6 in...

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  8. Four dice are thrown simultaneously. If the occurrence of2, 3 or 4 in ...

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  9. A bag consists of 10 balls each marked with one of the digits 0 to 9. ...

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

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

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

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

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  14. There are 5% defective items in a large bulk of items. What is the pro...

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  15. The items produced by a company contain 10% defective items. Show that...

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

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  17. In a box containing 100 bulbs, 10 are defective. What is the probabili...

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  18. The probability that a bulb produced by a factory will fuse after 150 ...

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  19. In a hurdle race, a player has to cross 10 hurdles. The probability th...

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  20. Assume that on an average one telephone number out of 15 called betwee...

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