Expected value of E[x^4_1]
63682
Proving $E[X^4]=3σ^4$
53555
Calculate expectation of a geometric random variable
134696
How can I show that the conditional expectation $E(X\mid X)=X$?
72132
Expected Value of a Hypergeometric Random Variable
22085
Expectation of a function of a random variable from CDF
151996
Calculate the expected value of $Y=e^X$ where $X \sim N(\mu, \sigma^2)$
29565
Conditional Expectation of Bernoulli R.V.
118253
Conditional expectation of $X$ given $\sin(X)$
81077
Prove that $E(X^n)^{1/n}$ is non-decreasing for non-negative random variables
139109
Expected Value of Normal CDF
37371
Why is expected value of random variable equal to mean
77306
Expectation of truncated normal
128272
Expected value and variance of log(a)
23891
Expected value of max function
121307
Expectation of random variables ratio
36417
Why does $\mathbb{E}(\frac{X_1+...+X_n}{n})=\mathbb{E}(X)$?
11465
Expected value of $\max\{X_1,\ldots,X_n\}$ where $X_i$ are iid uniform.