Home
Class 12
MATHS
If y=2x+3 and variance of y is 4, then t...

If y=2x+3 and variance of y is 4, then the standard deviation of x is-

Promotional Banner

Topper's Solved these Questions

  • ARCHIVE

    CHHAYA PUBLICATION|Exercise WBHS Archive (2016)|5 Videos

  • ARCHIVE

    CHHAYA PUBLICATION|Exercise WBJEE Archive (2012)|2 Videos

  • ARCHIVE

    CHHAYA PUBLICATION|Exercise WBHS Archive (2014)|6 Videos

  • ALGEBRA

    CHHAYA PUBLICATION|Exercise JEE ADVANCED ARCHIVE 2016|5 Videos

  • BINARY OPERATION

    CHHAYA PUBLICATION|Exercise Assertion-Reason Type|2 Videos

Similar Questions

Explore conceptually related problems

If y=2x+5 and variance of y is 16, then the standard deviation of x is

Two variables x and y are related by y=10-3x.If the standard deviation of x be 4,find the standard deviation of y.

Two variables x and y are related by y=10-3x. The standard deviation of x be 4, find the standard deviation of y.

If the standard deviation of 1, 2, 3, 4,…., 10 is sigma , then the standard deviation of 11, 12, 13, 14,….20 is

If upsilon is the variance and sigma is the standard deviation, then

Suppose 2x - 3y = 5 is the relation between the varibles x and y. If the variance of x is 1.44 and y has mean 1, then calculate the sandard deviation of y.

Standard deviation of 1, 2, 3, 4, 5 is 2. Then standard deviation of (-2), (-4), (-6), (-8), (-10) is

Let x_(1), x_(2), x_(3), x_(4),x_(5) be the observations with mean m and standard deviation s. The standard deviation of the observations kx_(1), kx_(2), kx_(3), kx_(4), kx_(5) is

Find the variance and standard deviation for the following data: