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New posts in expected-value
I've clicked XKCD's "random" button k times and I've already seen all of them. What's the expected number of XKCD's I've seen?
probability
expected-value
bayesian
balls-in-bins
coupon-collector
$\mathbb E[ |X| ] < \infty \iff \forall \epsilon : \mathbb E[ |X / \epsilon | ] < \infty$
probability-theory
random-variables
expected-value
Expected Value of Absolute Value of Difference between Two Independent Uniform Random Variables
probability
expected-value
conditional-expectation
uniform-distribution
How prove $E|X|^p<\infty$ and $E|Y|^p<\infty$, if $E|X+Y|^p<\infty$
probability-theory
inequality
expected-value
Probability for a random variable to be greater than its mean
probability
probability-theory
expected-value
upper-lower-bounds
An urn with 32 balls where $5\choose r$ are labelled with the number $r$ (for $r=0,1,2,3,4,5$).
probability
probability-theory
expected-value
Problem on waiting time until the $r$th success
probability
probability-distributions
solution-verification
expected-value
self-learning
Computing an expectation of a function of an rv $E(f(X))$
probability
probability-distributions
solution-verification
expected-value
self-learning
$E[1/(M+1)]$ where $M$ is the number of unique items from sampling with replacement
expected-value
Game of draughts, expected value of first move advantage, part 2
probability
combinatorics
markov-chains
expected-value
gambling
Why is the expected value of the product of standard normals the identity?
probability
statistics
normal-distribution
expected-value
Rigorous proof that $\int_{\Omega}X\;dP=\int_{-\infty}^{\infty}xf(x)\;dx$
probability-theory
measure-theory
expected-value
faq
Exercise Problem 25, Chapter 4, Blitzstein and Hwang, Intro to Probability
probability
probability-distributions
solution-verification
expected-value
self-learning
Birthday problem expectation
probability
probability-distributions
solution-verification
expected-value
self-learning
If you throw a dice 5 times, what is the expected value of the square of the median?
probability
expected-value
dice
symmetry
'Trace trick' for expectations of quadratic forms
matrices
statistics
expected-value
trace
Expected number of "BOOK"
probability
expected-value
Average swaps needed for a random bubble sort algorithm
graph-theory
markov-chains
expected-value
random-walk
sorting
Puzzle: binary number shrinkage on operation
probability
expected-value
puzzle
binary-operations
Expected number of occurrences of the pattern $HTH$ in $n$ independent coin tossings
probability
probability-distributions
expected-value
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