Home
Class 11
MATHS
If p be occurrence of an event in a sing...

If p be occurrence of an event in a single trail, then show that the probability of at least one occurrence in n trials is `1-(1-p)^n`.

Promotional Banner

Topper's Solved these Questions

  • Question Paper 2017

    UNITED BOOK HOUSE|Exercise Exercise|35 Videos

  • Ramakrishna Mission Boys Home High School, Question Paper

    UNITED BOOK HOUSE|Exercise Exercise |44 Videos

Similar Questions

Explore conceptually related problems

If the odds in favour of an event are 7 :1, then the probability of occurrence is

If the odds against an event are 4 : 5, then the probability of occurrence of the events is -

If the odds in favour of an event are 9:4 , then its probability of occurrence is

If the odds in favour of an event are 9:4 , then its probability of occurrence is -

If the odds against an event are 4:5, then the probability of occurrence of the event is0

If the probability of occurrence of an event is 5/8 then the odds in fovour of the event are-

If the odds in favour of an event are 7:3, then its probability of occurrence is -

If the probability of non-occurrence of an event is (4)/(7) then the odds against the event are -

If the probability of occurrence of an event is (5)/(8) , then the odds in favour of the event are -

The probability of occurrence of at least one event of two events X and Y is 0.6.-If the probability of occurrence both is 0.2, find P(barX) + P(barY)

UNITED BOOK HOUSE-Question Paper 2018-Exercise
  1. There are two children in a family.One of them is a girl child .What i...

    Text Solution

    |

  2. What is the chance of throwing a 6 at least once in 5 trials of an unb...

    Text Solution

    |

  3. If p be occurrence of an event in a single trail, then show that the p...

    Text Solution

    |

  4. If A and B are 2 event with probability P(A) and P(B), then find the p...

    Text Solution

    |

  5. Define Real wage.

    Text Solution

    |

  6. Define simple aggregative price index.

    Text Solution

    |

  7. Define crude rate of Natural increase.

    Text Solution

    |

  8. Find the arithmetic mean of first n event natural numbers.

    Text Solution

    |

  9. Find the harmonic mean of 1, 1/2, 1/3, 1/n.

    Text Solution

    |

  10. Show that m4 ge m2^2.

    Text Solution

    |

  11. State classical definition of probability.

    Text Solution

    |

  12. If P(A) = a and P(B) = b, then show that P(A/B) le a/b.

    Text Solution

    |

  13. Cards are drawn randomly without replacing from a full pack of 52 card...

    Text Solution

    |

  14. What is a questionnaire in Statistics? State various characteristics o...

    Text Solution

    |

  15. Find the arithmetic mean of 7, 77, 777……upto p-th term.

    Text Solution

    |

  16. If a, b, c are positive, prove that (a + b + c) (ab + bc + ca) ge 9abc...

    Text Solution

    |

  17. If a, b, c are positive number satisfying 4ab + 6bc + 8ca = 9, then fi...

    Text Solution

    |

  18. Find the relation between a and b so that 2x^4 - 7x^3 + ax + b may be ...

    Text Solution

    |

  19. If 19 biscuits of different types be distributed among 5 children, the...

    Text Solution

    |

  20. If (A^C uu B^C) = 7/8 and (A^C nn B^C) = 3/8 where A and B are indepen...

    Text Solution

    |