Home
Class 12
MATHS
Answer the following questions (Alternat...

Answer the following questions (Alternatives are to be noted): If x is continuous random variable with p. d. f. `{(1/2 - ax, ""0 le x le 4),(0,""otherwise):}` where a is a constant, then find the value of a.

Promotional Banner

Topper's Solved these Questions

  • HIGHER SECONDARY EXAMINATION 2018

    UNITED BOOK HOUSE|Exercise Exercise|42 Videos

  • HIGHER SECONDARY EXAMINATION 2020.

    UNITED BOOK HOUSE|Exercise EXERCISE|40 Videos

Similar Questions

Explore conceptually related problems

Answer the following questions (Alternatives are to be noted) : If X be a continuous random variable with p.d.f. f(x) = k, ale xleb 0, otherwise Find E(x)

Answer the following questions (Alternatives are to be noted) : Define median for a discrete random variable.

Answer the following questions (Alternatives are to be noted): prove that -1 le r le 1 .

Answer the following questions (Alternatives are to be noted): For a random variable X, show that [E (x^2)]^(1/2) ge E(x) .

Answer the following questions : (Alternatives are to be noted): A Continuous random variable x has a density function given by f(x) = 1/2 - ax, 0lexle4=0 else where Find (i) The constant a (ii) p(2x+3>5).

Answer the following questions : (Alternatives are to be noted): If r_(xy) = 0.8 , find r_(uv) where u = x+5 , v = 3 - y .

Answer the following questions (Alternatives are to be noted): If x and y are two independent negative random variables with E(xy) = 6 and EIXI= 3, then find E(y).

Answer the following questions (Alternatives are to be noted): If r be the correlation coefficient between two variables x and y then prove that -1 le r le1 .

Answer the following questions (Alternatives are to be noted) : Let X - P(lambda) and 2P (X = 0) = P (X = 1) . Find P(x ge 1) .

Answer the following questions (Alternatives are to be noted): Mean and S.d. of Bin (n. p) are 4 and sqrt(8/3) . Find the values of n and p.

UNITED BOOK HOUSE-HIGHER SECONDARY EXAMINATION 2019-Exercise
  1. Find out the correct answer out of the options given against each ques...

    Text Solution

    |

  2. Find out the correct answer out of the options given against each ques...

    Text Solution

    |

  3. Find out the correct answer out of the options given against each ques...

    Text Solution

    |

  4. Find out the correct answer out of the options given against each ques...

    Text Solution

    |

  5. Find out the correct answer out of the options given against each ques...

    Text Solution

    |

  6. Find out the correct answer out of the options given against each ques...

    Text Solution

    |

  7. Find out the correct answer out of the options given against each ques...

    Text Solution

    |

  8. Find out the correct answer out of the options given against each ques...

    Text Solution

    |

  9. Find out the correct answer out of the options given against each ques...

    Text Solution

    |

  10. Answer the following questions (Alternatives are to be noted) :Name tw...

    Text Solution

    |

  11. Answer the following questions (Alternatives are to be noted) :Write d...

    Text Solution

    |

  12. Answer the following questions (Alternatives are to be noted) : What a...

    Text Solution

    |

  13. Answer the following questions (Alternatives are to be noted): Give tw...

    Text Solution

    |

  14. Answer the following questions (Alternatives are to be noted) : Define...

    Text Solution

    |

  15. Answer the following questions (Alternatives are to be noted) : Define...

    Text Solution

    |

  16. Answer the following questions (Alternatives are to be noted): If two ...

    Text Solution

    |

  17. Answer the following questions (Alternatives are to be noted): If x is...

    Text Solution

    |

  18. Answer the following questions (Alternatives are to be noted): If X fo...

    Text Solution

    |

  19. Answer the following questions (Alternatives are to be noted): Disting...

    Text Solution

    |

  20. Answer the following questions (Alternatives are to be noted):Describe...

    Text Solution

    |