Home
Class 12
MATHS
X ~ B(400, 1//5) then find its standard ...

`X ~ B(400, 1//5)` then find its standard deviation

Text Solution

Verified by Experts

The correct Answer is:
8
Promotional Banner

Topper's Solved these Questions

  • RANDOM VARIABLES

    AAKASH SERIES|Exercise Exercise 4.3|12 Videos

  • RANDOM VARIABLES

    AAKASH SERIES|Exercise Exercise 4.4|9 Videos

  • RANDOM VARIABLES

    AAKASH SERIES|Exercise Exercise 4.1|18 Videos

  • RANDOM VARIABLE

    AAKASH SERIES|Exercise PRACTICE EXERCISE|34 Videos

  • REVISION EXERCISE

    AAKASH SERIES|Exercise STRAIGHT LINES|24 Videos

Similar Questions

Explore conceptually related problems

The sum of 10 items is 12 and sum of their squares is 18, then find the standard deviation ?

If the variance of 1,2,3,…, 10 is 99/12, then find the standard deviation of 3,6,9,12,….30

The standard deviation of 15 items is 6 and each item is decreased by 1. Then find the standard deviation of new data.

If sum_(i=1)^(18)(x_(i)-8)=9 and sum_(i=1)^(18)(x_(i)-8)^(2)=45 then find the standard deviation of x_1 , x_2, ....,x_(18)

In a binomial distribution n=400, p=1//5 , It's standard deviation is

If X is a poisson variate such that 2P(X = 1) = 5P (X = 5)+(2P(X = 3), then the standard deviation of X is