# New post in Random-variables

## Probability density function of dependent random variable

December 7th, 2022

July 23rd, 2022

## If $X$ is a non negative random variable with $E[X]=25$, what can be said about $E[X^3]$, $E[\sqrt{X}]$, $E[\ln X]$, and $E[e^{-X}]$?

October 28th, 2022

August 1st, 2022

August 1st, 2022

## Probability of one of the 3 independent uniform random variable being greater than rest of two.

September 27th, 2020

April 6th, 2020

July 28th, 2020

July 14th, 2020

July 20th, 2020

## finding out the probability density of a random process

September 10th, 2020

## When to use likelihood ratio test?

January 21st, 2020

## Joint density of two exponential random variables

January 12th, 2020

May 9th, 2020

August 1st, 2022

## Calculating average distance of the dart from a bullseye, with two different Gaussian random variables.

November 9th, 2020

## Fine the value of k such that this game is fair (E(X) = 0)

October 20th, 2020

August 1st, 2022

August 1st, 2022

August 1st, 2022

March 3rd, 2020

## What distribution does X/(X+Y), follow, when X and Y are gamma distributed. Prove that the R.V is independent of (X+Y)

February 14th, 2020

March 16th, 2020

August 1st, 2022

April 30th, 2020

## Show Marsaglia polar method produce the standard normal distribution

October 26th, 2020

## How to find the PMF of a discrete random variable that is a function of another random variable and a positive number?

September 30th, 2020

## Expected number of Failures within K trials for Binomial RV

December 5th, 2020

## Convolutions: Let U~Unif(0,1) and X~Expo(1), independently. Find the PDF of U +X.

December 9th, 2020

May 24th, 2020