How to prove that sample mean is the expectation of e.d.f.(empirical distribution function)
127201
Obtaining an expression for empirical mean from empirical CDF definition
134696
How can I show that the conditional expectation $E(X\mid X)=X$?
83457
Given the pdf $f(y\mid\theta) = \theta y^{\theta - 1}1_{0<y<1}$, show $E\left(\frac{1}{2\theta\sum_{i = 1}^n W_i}\right) = \frac{1}{2(n-1)}$
49877
Expected value and indicator random variable
121307
Expectation of random variables ratio
92569
Showing that ${\rm E}[X]=\sum_{k=0}^\infty P(X>k)$ for a discrete random variable
118195
How does one prove that $e$ exists?
62605
How to find $\mathbb{E}(X\mid\mathbf{1}_{X<Y})$ where $X,Y$ are i.i.d exponential variables?
33594
Expected value of average of Brownian motion
21526
Defining symbolic expectation function
114026
Expectation and variance of the geometric distribution
53239
Expectation inequality for a set and its subset.
16889
How do you differentiate the likelihood function for the uniform distribution in finding the M.L.E.?
89544
Expectation of a random variable that takes points in the natural numbers
34278
A basic question on expectation of distribution composed random variables
38324
Show that $E(X)=\int_{0}^{\infty}P(X\ge x)\,dx$ for non-negative random variable $X$
37441
How to calculate the expected value of a standard normal distribution?