Home
Class 12
MATHS
In a box containing 100 bulbs, 10 are de...

In a box containing 100 bulbs, 10 are defective. The probability that out of a sample of 5 bulbs none is defective is :

A

`10^-1`

B

`(1/2)^5`

C

`(9/10)^5`

D

`9/10`

Text Solution

Verified by Experts

Promotional Banner

Topper's Solved these Questions

  • PROBABILITY

    MODERN PUBLICATION|Exercise EXERCISE|543 Videos

  • MOCK TEST-3

    MODERN PUBLICATION|Exercise EXERCISE|35 Videos

  • RELATIONS AND FUNCTION

    MODERN PUBLICATION|Exercise EXAMPLE|212 Videos

Similar Questions

Explore conceptually related problems

In a box containing 100 bulbs, 10 are defective. What is the probability that out of a sample of 5 bulbs, exactly 2 are defective?

Ten eggs are drawn successively with replacement from a lot containing 10% defective eggs. Find the probability that there is at least one defective egg.

Ten eggs are drawn successively with replacement, from a lot containing 10% defectice eggs. Find the probability that there is at least one defective egg.

A box contains 100 bulbs out of which 10 are defective. A sample of 5 bulbs is drawn. The probability that none is defective , is

It is known that 10% of certain articles manufactured are defective. What is the probability that in a random sample of 12 such articles, 9 are defective?

MODERN PUBLICATION-PROBABILITY-EXERCISE
  1. The mean of the numbers obtained on throwing a die having written 1 on...

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

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

    Text Solution

    |

  5. A die is thrown once, then the probability of getting a number greater...

    Text Solution

    |

  6. If P(A)=0.2, P(B)=0.4, P(AuuB)=0.6 , then P(A//B) is equal to

    Text Solution

    |

  7. Let A and B be two events. If P(A)=0.6, P(B)=0.2, P(A/B)=0.5, then P(A...

    Text Solution

    |

  8. If A and B are independent events such that 0 lt P (A) lt 1 and 0 lt P...

    Text Solution

    |

  9. Let 'X' be a discrete random variable. The probability distribution of...

    Text Solution

    |

  10. Let 'X' be a discrete random variable assuming values x1, x2, ...........

    Text Solution

    |

  11. Two events A and B will be independent, if:

    Text Solution

    |

  12. If A and B are two events such that AcapBnephi, P((A)/(B))=P((B)/(A))...

    Text Solution

    |

  13. If P(E)=11/36, P(F)=5/36 and P(EnnF)=2/36, then the value of P(E/F) is...

    Text Solution

    |

  14. Two cards are drawn at random and without replacement from a pack of 5...

    Text Solution

    |

  15. An urn contains 10 black and 5 white balls. Two balls are drawn from t...

    Text Solution

    |

  16. Probability distribution of X is given below, then the value of K is ...

    Text Solution

    |

  17. If A and B are any two events such that : P(A) + P(B) – P(A and B) = P...

    Text Solution

    |

  18. In a single throw of a pair od die, the probability of getting total o...

    Text Solution

    |

  19. A and B are two mutually exclusive events of an experiment. If P (not ...

    Text Solution

    |

  20. P(E/F) is equal to :

    Text Solution

    |