Calculating expectation and variance of a random variable
40078
Calculate $E(Y)$ and $Var(Y)$ given the random variable which is exponentially distributed
64493
$X$ is a Geometric random variable find the expectation of $1/X$
31197
Expected value of product of dependent random variables
38032
Finding the M.G.F of product of two random variables.
85790
Product of two random variables that has exponential distribution
110768
Expectation of a mixed random variable given only the CDF
93521
Why is the expected value (mean) of a variable written using square brackets?
66905
Variance of Binomial Distribution $E[X^2]$
26252
Expectation, Variance and Correlation of a bivariate Lognormal distribution
102638
Computing variance of squared difference of i.i.d. uniform random variables
85079
Calculating the expected values of the min/max of 2 random variables
23476
Derivation of mean and variance of Hypergeometric Distribution
23246
Challenge question; How do I prove the expected value of the following?
49877
Expected value and indicator random variable
1290
Expectation of squared error
104019
Computing the Variance of an MLE
89544
Expectation of a random variable that takes points in the natural numbers