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Question towards Poisson random variable

score 50 · Answer 1 · 2016-11-24 17:25:55

50

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Question towards Poisson random variable

Published on 24 Nov 2016 - 17:25

score 84 · Answer 2 · 2016-11-24 18:46:29

84

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An expected number of different items

Published on 24 Nov 2016 - 18:46

score 211 · Answer 3 · 2026-02-23 06:20:34

211

Views

Integral Convergence for Expectation (Fisher Information Matrix)

Published on 23 Feb 2026 - 6:20

score 39 · Answer 4 · 2016-11-25 19:47:53

39

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Showing that a r.v. is uncorrelated to a function of two other, mutually independent r.vs.

Published on 25 Nov 2016 - 19:47

score 31 · Answer 5 · 2016-11-26 02:35:36

31

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Expected number of balls when they are repeatedly distributed between a pair of piles with probabilities depending on number in said piles.

Published on 26 Nov 2016 - 2:35

score 513 · Answer 6 · 2026-03-28 06:40:17

513

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Expectation of the Waiting time in a Poisson process

Published on 28 Mar 2026 - 6:40

score 36 · Answer 7 · 2016-11-27 08:16:46

36

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Computing $E(W)$ if $F_W(w)=1-e^{-\lambda(w-t)}-\lambda(w-t)e^{w-t}$ for $ t\le w$

Published on 27 Nov 2016 - 8:16

score 431 · Answer 8 · 2016-11-27 08:44:38

431

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Another approach to the expected number of children textbook's exercise

Published on 27 Nov 2016 - 8:44

score 199 · Answer 9 · 2016-11-27 14:17:44

199

Views

Computing expectation of product of two random variables

Published on 27 Nov 2016 - 14:17

score 2.5k · Answer 10 · 2016-11-27 20:55:21

2.5k

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Prove that $P(X=0)=1$ for a r.v. such that $P(X \ge 0)=1$ and $E(X)=0$

Published on 27 Nov 2016 - 20:55

score 384 · Answer 11 · 2016-11-28 04:02:38

384

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$G=X^Y$. Compute the expected value $\Bbb E(G\mid Y)$ and variance $V(G\mid Y)$.

Published on 28 Nov 2016 - 4:02

score 84 · Answer 12 · 2016-11-28 10:14:43

84

Views

Expectation of a Standard Normal Variable

Published on 28 Nov 2016 - 10:14

score 266 · Answer 13 · 2016-11-28 11:33:50

266

Views

Expected value of a random variable $X$, with $X$ being the number of days where at least one person celebrates his birthday

Published on 28 Nov 2016 - 11:33

score 37 · Answer 14 · 2016-11-28 13:39:37

37

Views

Computing $E[X]$ for $s(x)=(1-x)^n I_{(0,1)}(x)$

Published on 28 Nov 2016 - 13:39

score 146 · Answer 15 · 2016-11-29 01:35:41

146

Views

$D[X] = E[X^2] - E[X]^2$

Published on 29 Nov 2016 - 1:35

List Question

Question towards Poisson random variable

An expected number of different items

Integral Convergence for Expectation (Fisher Information Matrix)

Showing that a r.v. is uncorrelated to a function of two other, mutually independent r.vs.

Expected number of balls when they are repeatedly distributed between a pair of piles with probabilities depending on number in said piles.

Expectation of the Waiting time in a Poisson process

Computing $E(W)$ if $F_W(w)=1-e^{-\lambda(w-t)}-\lambda(w-t)e^{w-t}$ for $ t\le w$

Another approach to the expected number of children textbook's exercise

Computing expectation of product of two random variables

Prove that $P(X=0)=1$ for a r.v. such that $P(X \ge 0)=1$ and $E(X)=0$

$G=X^Y$. Compute the expected value $\Bbb E(G\mid Y)$ and variance $V(G\mid Y)$.

Expectation of a Standard Normal Variable

Expected value of a random variable $X$, with $X$ being the number of days where at least one person celebrates his birthday

Computing $E[X]$ for $s(x)=(1-x)^n I_{(0,1)}(x)$

$D[X] = E[X^2] - E[X]^2$

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