Home
Class 12
MATHS
The random variable X can the values 0, ...

The random variable `X` can the values 0, 1, 2, 3, Give P(X = 0) = P(X = 1)= p and P(X = 2) = P(X = 3) such that `sum p_i x_i^2=2sum p_i x_i` then find the value of `p`

Promotional Banner

Topper's Solved these Questions

  • SAMPLE PAPER 2019

    XII BOARDS PREVIOUS YEAR|Exercise Section D 35 B|1 Videos

Similar Questions

Explore conceptually related problems

The random variable X can take only the values 0,1,2. If P(X=0)=P(X=1)=p and E(X^(2))=E[X] , then find valu of p.

The random variable X can take only the values 0;1;2. Giventhat P(X=0)=P(X=1)=p and that E(X^(2))=E(X); find the value of p.

A random variable X takes the value -1,0,1. It's mean is 0.6. If P(X=0)=0.2 then P(X=1)=

A random variate X takes the values 0,1,2,3 and its mean is 1.3. If P(X=3)=2P(X=1) and P(X=2)=0.3, then P(X=0) is equal to

A random variable X takes the values 0,1 and 2 .If P(X=1)=P(X=2) and P(X=0)=0.4 ,then the mean value of the random variable X is

If P(x) = x^2 - x + 1 , find the value of P(1)

If X has a Poisson distribution such that P(x=2)=2/3 P(x=1) then find the value of P(x=3)

Let the random variable X follow B (6,p). If 16 P(X = 4) = P(X= 2) , then what is the value of p?

If X ~ B (6,p) and 2. P (X =3) =P (X= 2) then find the value of p

A random variable X takes the value 1,2,3 and 4 such that 2P(X=1)=3P(X=2)=P(X=3)=5P(X=4) . If sigma^(2) is the variance and mu is the mean of X then sigma^(2)+mu^(2)=

XII BOARDS PREVIOUS YEAR-XII Boards-All Questions
  1. Show that the function f(x) = x^3– 3x^2 + 6x – 100 is increasing on R

    Text Solution

    |

  2. The x-coordinates of a point on t line joining the points Q(2,2,1)a...

    Text Solution

    |

  3. The random variable X can the values 0, 1, 2, 3, Give P(X = 0) = P(X =...

    Text Solution

    |

  4. A die marked 1, 2, 3 in red and 4, 5, 6 in green is tossed. Let A be ...

    Text Solution

    |

  5. Often it is taken that a truthful person commands, more respect in ...

    Text Solution

    |

  6. Two tailors, A and B, earn 300 and 400 per day respectively. A can st...

    Text Solution

    |

  7. Find : int (dx)/(5-8x-x^2)

    Text Solution

    |

  8. Discuss the commutativity and associativity of binary operation * d...

    Text Solution

    |

  9. If the sum of lengths of hypotenuse and a side of a right angled tr...

    Text Solution

    |

  10. Using integration, find the area of region bounded by the triangle who...

    Text Solution

    |

  11. If tan^-1 ((x-3)/(x-4))+tan^-1((x+3)/(x+4))=pi/4,

    Text Solution

    |

  12. If x^y+y^x=a^b , then find dy/dx.

    Text Solution

    |

  13. Find : int (cos theta)/((4+sin^2 theta)(5-4 cos^2 theta)) d theta

    Text Solution

    |

  14. Evaluate : int0^pi(xtanx)/(secx+tanx)dx

    Text Solution

    |

  15. Solve the differential equation: (1+x^2) dy/dx + y = tan^-1 x

    Text Solution

    |

  16. Show that the points A, B, C with position vectors 2hati – hatj + hat...

    Text Solution

    |

  17. Evaluate int0^(2pi) sin^2x cos^4x dx=

    Text Solution

    |

  18. Write the distance of a point P(a ,b ,c) from x-axis.

    Text Solution

    |

  19. Find the value of lambda , if four points with position vectors 3 hati...

    Text Solution

    |

  20. If A and B are square matrices of order 3 such that |A| = – 1, |B| = 3...

    Text Solution

    |