Question

Definition of $E(X|Y=y)$ and $E(X|Y)$. Why do they differ?

score 55 · Answer 1 · 2016-04-06 00:57:18

55

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Definition of $E(X|Y=y)$ and $E(X|Y)$. Why do they differ?

Published on 06 Apr 2016 - 0:57

score 192 · Answer 2 · 2026-04-10 21:08:21

192

Views

Conditional Expectation of two random variables

Published on 10 Apr 2026 - 21:08

score 60 · Answer 3 · 2016-04-06 01:57:50

If I know the average probability of success for n events, but certain coditions change it, how do I find the relationship between the events?

score 29 · Answer 4 · 2026-04-11 05:56:52

29

Views

How to express a measurable function equal to it's conditional expectation?

Published on 11 Apr 2026 - 5:56

score 295 · Answer 5 · 2016-04-08 17:30:03

295

Views

Proving two Gaussian random variables are independent given the third: a necessary and sufficient condition for inverse of covariance matrix

Published on 08 Apr 2016 - 17:30

score 115 · Answer 6 · 2016-04-10 20:44:15

115

Views

If $(X, Y)$ and $(X', Y')$ have the same distribution, then so do $\mathbb{E}(Y|\sigma(X))$ and $\mathbb{E}(Y'|\sigma(X'))$

Published on 10 Apr 2016 - 20:44

score 192 · Answer 7 · 2026-04-08 18:03:50

192

Views

A question about the conditional expected value

Published on 08 Apr 2026 - 18:03

score 157 · Answer 8 · 2016-04-11 06:49:58

157

Views

Conditional expected value $E[X|X+Y+Z=3]$

Published on 11 Apr 2016 - 6:49

score 629 · Answer 9 · 2026-04-03 13:13:26

629

Views

Assumptions required for expected value of sum of products to equal zero.

Published on 03 Apr 2026 - 13:13

score 290 · Answer 10 · 2026-04-11 08:38:02

290

Views

Is stating $\operatorname{E}(x) = 0, \operatorname{cov}(y,x)=0$, the same as stating $\operatorname E(y\,|\,x)=0$?

Published on 11 Apr 2026 - 8:38

score 461 · Answer 11 · 2026-04-01 13:01:07

461

Views

Roll two fair dice, what is the expected value of rolls such that the sum of the two faces is the multiple of 6.

Published on 01 Apr 2026 - 13:01

score 52 · Answer 12 · 2016-04-12 21:43:38

52

Views

Does $E(Z\vert X) = 0$ mean $Z$ does not include a non-zero constant?

Published on 12 Apr 2016 - 21:43

score 166 · Answer 13 · 2016-04-13 02:29:31

166

Views

Let $X_1\sim \text{Bin}(n_1,p)$, $X_2\sim \text{Bin}(n_2,p)$ independent. Find the distribution of $X_1|X_1+X_2=m$.

Published on 13 Apr 2016 - 2:29

score 109 · Answer 14 · 2026-04-11 03:43:46

109

Views

Problems with conditional expectation

Published on 11 Apr 2026 - 3:43

score 194 · Answer 15 · 2016-04-14 19:42:14

194

Views

Necessary and sufficient condition for a process to be indepent of a sub-sigma algebra involving characteristic function

Published on 14 Apr 2016 - 19:42

List Question

Definition of $E(X|Y=y)$ and $E(X|Y)$. Why do they differ?

Conditional Expectation of two random variables

If I know the average probability of success for n events, but certain coditions change it, how do I find the relationship between the events?

How to express a measurable function equal to it's conditional expectation?

Proving two Gaussian random variables are independent given the third: a necessary and sufficient condition for inverse of covariance matrix

If $(X, Y)$ and $(X', Y')$ have the same distribution, then so do $\mathbb{E}(Y|\sigma(X))$ and $\mathbb{E}(Y'|\sigma(X'))$

A question about the conditional expected value

Conditional expected value $E[X|X+Y+Z=3]$

Assumptions required for expected value of sum of products to equal zero.

Is stating $\operatorname{E}(x) = 0, \operatorname{cov}(y,x)=0$, the same as stating $\operatorname E(y\,|\,x)=0$?

Roll two fair dice, what is the expected value of rolls such that the sum of the two faces is the multiple of 6.

Does $E(Z\vert X) = 0$ mean $Z$ does not include a non-zero constant?

Let $X_1\sim \text{Bin}(n_1,p)$, $X_2\sim \text{Bin}(n_2,p)$ independent. Find the distribution of $X_1|X_1+X_2=m$.

Problems with conditional expectation

Necessary and sufficient condition for a process to be indepent of a sub-sigma algebra involving characteristic function

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