List questions from expected-value

Published on 12 Apr 2026 - 15:28

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Expected gain or loss in roulette

Published on 26 Mar 2026 - 22:51

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expectation calculation in probability and statistics

Published on 12 Apr 2026 - 5:25

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Expectation of $\frac{1}{x+1}$ of Poisson distribution

Published on 12 Apr 2026 - 12:35

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Finding expected value with recursion

Published on 08 Apr 2026 - 23:58

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Expected Values of Operators in Quantum Mechanics

Published on 12 Apr 2026 - 10:03

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Find the probability that splitting the unit interval into three random segments results in the sides of a triangle.

Published on 16 Apr 2026 - 14:35

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Expectation value quantum mechanics momentum operator

Published on 09 Apr 2026 - 0:17

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What is the expected number of times a 6 appears when a fair die is rolled 10 times?

Published on 15 Apr 2026 - 13:15

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Prove that $\operatorname{Cov}[X,E(Y|X)]=\operatorname{Cov}[X,Y]$

Published on 16 Apr 2026 - 1:24

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Finding covariance involving die rolls

Published on 09 Apr 2026 - 9:02

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How prove $E|X|^p<\infty$ and $E|Y|^p<\infty$, if $E|X+Y|^p<\infty$

Published on 13 Apr 2026 - 20:38

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Expectation of a non-negative random variable

Published on 09 Apr 2026 - 12:21

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Show that $\mathbb{E}(T) = \sum\limits^\infty_{k=1}\mathbb{P}(T \geq k)$ for $T$ nonnegative integer valued and $E[T] < \infty$

Published on 14 Apr 2026 - 23:05

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Show that $E[(X-E[X|\mathcal{F}])^2]+E[(E[X|\mathcal{F}]-E[X|\mathcal{G}])^2]=E[(X-E[X|\mathcal{G}])^2]$

Published on 16 Apr 2026 - 16:25

List Question

Conditional expectation as expectation

Expected gain or loss in roulette

expectation calculation in probability and statistics

Expectation of $\frac{1}{x+1}$ of Poisson distribution

Finding expected value with recursion

Expected Values of Operators in Quantum Mechanics

Find the probability that splitting the unit interval into three random segments results in the sides of a triangle.

Expectation value quantum mechanics momentum operator

What is the expected number of times a 6 appears when a fair die is rolled 10 times?

Prove that $\operatorname{Cov}[X,E(Y|X)]=\operatorname{Cov}[X,Y]$

Finding covariance involving die rolls

How prove $E|X|^p<\infty$ and $E|Y|^p<\infty$, if $E|X+Y|^p<\infty$

Expectation of a non-negative random variable

Show that $\mathbb{E}(T) = \sum\limits^\infty_{k=1}\mathbb{P}(T \geq k)$ for $T$ nonnegative integer valued and $E[T] < \infty$

Show that $E[(X-E[X|\mathcal{F}])^2]+E[(E[X|\mathcal{F}]-E[X|\mathcal{G}])^2]=E[(X-E[X|\mathcal{G}])^2]$

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