Home
Class 12
MATHS
Find K,such that the function P(x)=K(4,3...

Find K,such that the function `P(x)=K(4,3),x=0,1,2,3,4,K>0`=0,otherwise is a pmf.

Promotional Banner

Topper's Solved these Questions

  • Matrices

    CHETANA PUBLICATION|Exercise EXERCISE|96 Videos

  • Trignometric Functions

    CHETANA PUBLICATION|Exercise EXERCISE|113 Videos

Similar Questions

Explore conceptually related problems

Find k ,such that the function P(x)={{:(k({:(4),(x):}),,x=0","1","2","3","4,kgt0),(0,"otherwise."):} is a probability mass function (p.m.f.)

If X is a r.v with pmf P(x)=kx,for x=1,2,3 ,=0,otherwise,then K=………..

The pmf of r.v X is given by P(X=x)=(^5C_x)/(2^5) ,for x=0,1,2,3,4,5=0,otherwise Then show that P(Xlarr2)=P(Xge3)

If p.m.f of a d.r.v.X is P(X=x)=(^5C_X)/2^5 , for x=0,1,2,3,4,5 and =0 ,otherwise If a=P(Xle2) and b=P(Xge3) ,then E(X)=

Verify whether each of the following function can be regarded as pmf for the given value of X.(ii)P(X)=(x-1)/3,x=1,2,3,P(X)=0,otherwise.

The p.m.f. of a r.v. X is P(x)={{:(kx^(2)","x=1","2","3","4),(0", otherwise"):} , then E (X) =

Let pmf of a random variable X is P(x)=(3-x)/10 ,x=-1,0,1,2.=0,otherwise.Then E(x) is…

Let X is a continuous random variable with probability density function f(x)={{:(x/6+k,0lexle3),(0," otherwise"):} The value of k is equal to

CHETANA PUBLICATION-PROBABILITY DISTRIBUTIONS-EXERCISE
  1. A r.v.X has the following probability distribution.(ii)Find P(0 < x <...

    Text Solution

    |

  2. Given that p.d.f of a continuous r.v. f(x)=x^(2/3), for 1 < x < 2 a...

    Text Solution

    |

  3. Find K,such that the function P(x)=K(4,3),x=0,1,2,3,4,K>0=0,otherwise ...

    Text Solution

    |

  4. Find the expected value,variance and standard deviation of a random va...

    Text Solution

    |

  5. The pmf for X=numbers of major defects in a randomly selected applianc...

    Text Solution

    |

  6. The time (in minutes)that a lab assistant to prepare the equipment for...

    Text Solution

    |

  7. P.d.f of a c.r.v X is f(x)=6x(1-x),for 0lexle1 and =0,otherwise(elsew...

    Text Solution

    |

  8. If the p.d.f of a r.v.x is f(x)=3(1-2x^2),for 0ltxlt1 and =0,other wi...

    Text Solution

    |

  9. If the p.d.f of a c.r.v. X is f(x)=x^2/18, for -3 < x < 3 and =0, oth...

    Text Solution

    |

  10. If p.m.f of a d.r.v.X is P(X=x)=(^5CX)/2^5, for x=0,1,2,3,4,5 and =0,...

    Text Solution

    |

  11. If X denotes the number obtained on the uppermost face when a fair di...

    Text Solution

    |

  12. If X is a r.v with pmf P(x)=kx,for x=1,2,3,=0,otherwise,then K=………..

    Text Solution

    |

  13. Let pmf of a random variable X is P(x)=(3-x)/10,x=-1,0,1,2.=0,otherwis...

    Text Solution

    |

  14. If the pdf of continuous random variable X is given as f(x)=x^2/3,-1 <...

    Text Solution

    |

  15. If the p.d.f of a c.r.v. X is f(x)=x^2/18, for -3 < x < 3 and =0, oth...

    Text Solution

    |

  16. Verify whether f(x)=sin x for 0lexlepi/2 is pdf of r.v.X.

    Text Solution

    |

  17. In a meeting.70% of the members favour and 30% oppose a certain propos...

    Text Solution

    |

  18. Find the probability distribution of number of tails in the simultaneo...

    Text Solution

    |

  19. If a r.v.X has p.d.f.,f(x)=c/x, For 1< x< 3 ,c>0, find c and E(X)

    Text Solution

    |

  20. The pdf of r.v.X is given by P(X=x)=^5Cx/2^5,for x=0,1,2,3,4,5=0,other...

    Text Solution

    |