Home
Class 12
MATHS
The mean and variance of a binomial dist...

The mean and variance of a binomial distribution are 4 and 3 respectively. Find the values of its parameters.

Promotional Banner

Topper's Solved these Questions

Similar Questions

Explore conceptually related problems

The mean and variance of a binomial distribution B(n,p|) are 4 and 3.2 respectively. Find the value of n and p.

The mean and variance of a binomial distribution are 4 and (4)/(3) respectively. Find the P(Xge1) .

The mean and variance of a binomial distribution are 16 and 12 respectively . Find the probability of getting 8 successes in this distribution.

The sum and product of the mean and variance of a bionimial distribution are 12 and 32 respectively. Find the distribution.

The mean and variance of a binomial distribution are 4 and 2 respectively. Then the probability of exactly two successes is

Sum and product of mean and variance of the binomial distribution are 24 and 128 respectively. Find the distribution.

If the mean and variance of a certain binomal distribution are 4 and 3.2 respectively, find the probability of at least one success.

If the mean and variance of a binomial distribution are (4)/(3) and (8)/(9) respectively, then the value P(X ge 1) is -

The variance of a binomial distribution with parameters n and p is

The variance of a binomial distribution with parameters n and p is-

UNITED BOOK HOUSE-SET 12-EXERCISE
  1. Find the intercept form of a plane with intercepts 2,3 and 4 on the x,...

    Text Solution

    |

  2. A and B are two independent events with P(A) = 2/5 and P(B) = 1/3, eva...

    Text Solution

    |

  3. The mean and variance of a binomial distribution are 4 and 3 respectiv...

    Text Solution

    |

  4. If tan^(-1)x, tan^(-1)y and tan^(-1)z are in A.P, find the algebric re...

    Text Solution

    |

  5. Prove that, the inverse of a given square matrix, if its exists, is un...

    Text Solution

    |

  6. Prove that, |(2a, a-b-c,2a),(2b,2b,b-c-a),(c-a-b,2c,2c)|=(a + b+c)^3

    Text Solution

    |

  7. If sqrt(1 -x^2) + sqrt(1-y^2) = a(x-y), show that, (dy)/(dx) = sqrtfra...

    Text Solution

    |

  8. Evaluate: int (xdx)/[(x^2 - a^2)(b^2-x^2)] (b^2>a^2).

    Text Solution

    |

  9. Evaluate: int(sqrt x dx)/sqrt(a^3 - x^3)

    Text Solution

    |

  10. Solve:(dy)/(dx)-y/x + cosec (y/x)=0, given y = 0 when x = 1

    Text Solution

    |

  11. Solve: y^2 + (x - 1/y)(dy)/(dx) = 0.

    Text Solution

    |

  12. The position vectors of the points A and B are 2 veca + vecb and veca...

    Text Solution

    |

  13. Evaluate: underset(0)overset(pi)int |sinx + cosx|dx

    Text Solution

    |

  14. evaluate underset(0)overset(1)int e^(-x) dx

    Text Solution

    |

  15. A packet, of 10 electronic components is known to include 3 defectives...

    Text Solution

    |

  16. A random variable x follows binomial distribution with mean 3 and stan...

    Text Solution

    |

  17. (b)answer any two questions : (i) a circular ink blot grows at the rat...

    Text Solution

    |

  18. answer any two questions :(iii) if the straight line lx+my=n be a norm...

    Text Solution

    |

  19. Find the vector equation of a line which passes throught the point wit...

    Text Solution

    |

  20. Let vec n be a vector of magnitude 2sqrt 3 such that it makes equal ac...

    Text Solution

    |