New post in Expectation

Expectation of the maximum of two exponential random variables

December 29th, 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

The conditional expectation of a positive random variable is positive

October 26th, 2022

August 1st, 2022

August 1st, 2022

August 1st, 2022

April 6th, 2020

Expected value of minimum of $n$ Gamma functions?

November 4th, 2020

May 14th, 2020

Equivalence of two formulas for variance and covariance

August 25th, 2020

August 1st, 2022

August 1st, 2022

August 1st, 2022

July 23rd, 2020

August 1st, 2022

August 1st, 2022

4 fair dice are rolled. Find the expected total of the rolls.

November 14th, 2020

Expectation for Trinomial distribution

February 4th, 2020

August 1st, 2022

August 1st, 2022

August 1st, 2022

March 1st, 2020

August 1st, 2022

August 1st, 2022

March 11th, 2020

How to find expected value of a portion of the normal distribution?

November 3rd, 2020

Expected value and variance of random process

August 18th, 2020

August 1st, 2022

May 6th, 2021

March 4th, 2020