Home
Class 12
MATHS
If X is a binomial random variable with ...

If X is a binomial random variable with expected value 6 and variance 2.4, then P(X=5) is

A

`{:((10),(5)):}((3)/(5))^(6) ((2)/(5))^(4)`

B

`{:((10),(5)):}((3)/(5))^(5) `

C

`{:((10),(5)):}((3)/(5))^(4) ((2)/(5))^(6)`

D

`{:((10),(5)):}((3)/(5))^(5) ((2)/(5))^(5)`

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • SAMPLE PAPER- 10 (UNSOLVED)

    FULL MARKS|Exercise (PART-II) II. Answer any seven questions. Question No. 30 is compulsory.|8 Videos

  • SAMPLE PAPER- 10 (UNSOLVED)

    FULL MARKS|Exercise (PART-III) III. Answer any seven questions. Question No. 40 is compulsory.|10 Videos

  • SAMPLE PAPER 03

    FULL MARKS|Exercise PART IV|14 Videos

  • SAMPLE PAPER-09 (UNSOLVED)

    FULL MARKS|Exercise PART-IV (IV. Answer all the questions. )|15 Videos

Similar Questions

Explore conceptually related problems

If X is a bernoulli 's random variable with parameter p then the variance sigma^(2) is

Given E(X)=10, Var(X)=25 where X is a random variable and Y=aX-b is also a random variable with mean =0 and variance=1 , then a and b are

If X is a discrete random variable P(X gta) is equal to

If X is a continuous random variable then P(X ge a)= _________.

If X is a random variable with the following distribution then k is

The mean and variance of a binomial variate x are respectively 2 and 1.5 then P(X=0) is

In a binomial distribution with mean 4 and variance 16/5 then p is

If X is a discrete random variable which takes the values which takes the values 0,1 and 2 and P(x)=0)= 144/169 ,P(X=1)= 15/169 then P(x=2) is

For a binomial distrubution with mean 2 and variance 4/3 p is equal to

An urn contains 5 mangoes and 4 apples. Three fruits are taken at random. If the number of apples taken is a random variable, then find the values of the random variable and number of points in its inverse images.