A different expression for expected value of a random variable
14764
Explain why $E(X) = \int_0^\infty (1-F_X (t)) \, dt$ for every nonnegative random variable $X$
55909
The expected value of $1/(1+X)$ where $X$ has geometric distribution
102030
Getting the expectation symbol to behave like $\sum$ instead of $\Sigma$
1264
Find the probability of an event determined by an inequality on exponential random variables
37371
Why is expected value of random variable equal to mean
129598
Linear transformation of random variables
23246
Challenge question; How do I prove the expected value of the following?
151996
Calculate the expected value of $Y=e^X$ where $X \sim N(\mu, \sigma^2)$
43861
Find the Mean for Non-Negative Integer-Valued Random Variable
85079
Calculating the expected values of the min/max of 2 random variables
25654
E[X| X>Y] for independent X, Y ~ N(0,1)
124789
Expected value of subset of variables in Bayesian setting
34916
Conditional expectation equals random variable almost sure
127331
One Problem Regarding Expectation
89544
Expectation of a random variable that takes points in the natural numbers
34278
A basic question on expectation of distribution composed random variables
66991
One confusion over conditional expectation