Find var (3x+8) where x is a random variable, Mathematics

Assignment Help:

If Var(x) = 4, find Var (3x+8), where X is a random variable.


Var (ax+b) = a2 Var x

Var (3x+8) = 32 Var x = 36 

 


Related Discussions:- Find var (3x+8) where x is a random variable

Solve the subsequent proportion, Solve the subsequent proportion: Exa...

Solve the subsequent proportion: Example: Solve the subsequent proportion for x. Solution: 5:x = 4:15 The product of the extremes is (5)(15) = 75. The produ

Properties of cross product - vector, Properties of Cross product If u,...

Properties of Cross product If u, v and w are vectors and c is a number then u → * v → = -v → * w →                                                       (cu → ) * v → =

How much did he have in savings at the starting, Bill spent 50% of his savi...

Bill spent 50% of his savings on school supplies, and then he spent 50% of what was left on lunch. If he had $6 left after lunch, how much did he have in savings at the starting?

Algebra, how do you work out algebra

how do you work out algebra

Trignometric functions, sir kindly guide me in 1st order linear equations.

sir kindly guide me in 1st order linear equations.

Precalculus, how does sin of x equal negative 1/3

how does sin of x equal negative 1/3

1, what''s the beneit of study mathematics ?

what''s the beneit of study mathematics ?

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd