Home
Class 12
MATHS
Let X be a random variable which assumes...

Let X be a random variable which assumes values `x_1, x_2, x_3,\ x_4` such that `2P(X=x_1)=3P(X=x_2)=P(X=x_3)=5P(X=x_4)dot` Find the probability distribution of X.

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • MOCK TEST 2

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise MCQS|50 Videos

  • MOCK TEST 4

    MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS|Exercise MCQS|50 Videos

Similar Questions

Explore conceptually related problems

Let X be a random variable which assumes values x_(1),x_(2),x_(3),x_(4) such that 2P(X=x_(1))=3P(X=x_(2))=P(X=x_(3))=5P(X=x_(4)) Find the probability distribution of X .

For the p.m.f. P (X = x) of discrete random variable X which takes values 1, 2, 3, 4 such that 2P(X=1)=3P(X=2)=P(X=3)=4P(X=4) , then E (X)=

If X is discrete random variable takes the values x_1, x_2, x_3 , ... x_n then sum_(i=1) P(x_i) = ........

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)=

If X be a random variable taking values x_(1),x_(2),x_(3),….,x_(n) with probabilities P_(1),P_(2),P_(3) ,….. P_(n) , respectively. Then, Var (x) is equal to …….. .

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

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.

If X is a poisson variable such that 2P(X=0)+P(X=2)=2P(X=1) then E(X)=

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

MHTCET PREVIOUS YEAR PAPERS AND PRACTICE PAPERS-MOCK TEST 3-MCQS
  1. The values of theta in (0,(pi)/(2)) satisfying

    Text Solution

    |

  2. If A,B,C,D are (2,3,-1),(3,5,-3),(1,2,3),(3,5,7) respectively, then th...

    Text Solution

    |

  3. If sinA+cosB=a and sinB+cosA=b then sin(A+B)=

    Text Solution

    |

  4. The value of f(0), so that the function f(x)=(sqrt(a^2-a x+x^2)-sqrt(...

    Text Solution

    |

  5. In a class, there are 10 boys and 8 girls. When 3 students are selecte...

    Text Solution

    |

  6. The value of f(0), so that the function f(x)=(1-cos(1-cosx))/(x^(4...

    Text Solution

    |

  7. If y=sinx and u=cosx, then (dy)/(du) is equal to

    Text Solution

    |

  8. If the line joining the points (0,3)a n d(5,-2) is a tangent to the cu...

    Text Solution

    |

  9. Evaluate the following integrals: inte^(2x)((1+sin2x)/(1+cos2x))dx

    Text Solution

    |

  10. If a particle is moving the velocity v(t)=cos pit, along a straight li...

    Text Solution

    |

  11. If g(1)=g(2), then int(1)^(2)[f{g(x)}]^(-1)f'{g(x)}g'(x)dx is equal to

    Text Solution

    |

  12. If X and Y are two non-empty sets where f: X->Y,is function is define...

    Text Solution

    |

  13. Let X be a random variable which assumes values x1, x2, x3,\ x4 such t...

    Text Solution

    |

  14. The solution of dy/dx+x=xe^((n-1)y)

    Text Solution

    |

  15. Let X denote the number of times heads occur in n tosses of a fair coi...

    Text Solution

    |

  16. If the mean and the variance of a binomial variable X are 2 and 1 resp...

    Text Solution

    |

  17. If m is the slope of the tangent to the curve e^(y)=1+x^(2) , then

    Text Solution

    |

  18. The differential equation of all circles passing through the origin...

    Text Solution

    |

  19. If a1,a2,a3, ,an are in A.P., where ai >0 for all i , show that 1/(sqr...

    Text Solution

    |

  20. If a square matrix A is such that "AA"^(T)=l=A^(T)A, then |A| is equal...

    Text Solution

    |