Question

Expectation of picking a number from a uniform distribution

score 417 · Answer 1 · 2018-02-26 09:01:41

417

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Expectation of picking a number from a uniform distribution

Published on 26 Feb 2018 - 9:01

score 80 · Answer 2 · 2026-03-24 10:40:46

80

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Let $X \sim \text{Geo}(p_1)$ and $Y \sim\text{Geo}(p_2)$. What is $E(X\mid X \leq Y)$?

Published on 24 Mar 2026 - 10:40

score 82 · Answer 3 · 2018-02-27 22:34:16

82

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Show that $E\left[\left\vert\sum y_kx_k\right\vert^4\right]\le3E\left[\left\vert\sum y_kx_k\right\vert^2\right]^2$ for $(x_k)$ i.i.d. random signs

Published on 27 Feb 2018 - 22:34

score 77 · Answer 4 · 2018-02-28 11:11:26

77

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Equivalence of two maximization problems

Published on 28 Feb 2018 - 11:11

score 209 · Answer 5 · 2026-03-25 11:03:23

209

Views

zero-mean RV $$ with finite fourth moment, probability of being positive

Published on 25 Mar 2026 - 11:03

score 143 · Answer 6 · 2026-03-25 06:05:31

143

Views

Expected value of an expression with respect to the vector of parameters

Published on 25 Mar 2026 - 6:05

score 700 · Answer 7 · 2018-03-01 07:46:16

700

Views

What is the expected number of times a line in the following algorithm will be executed?

Published on 01 Mar 2018 - 7:46

score 280 · Answer 8 · 2026-03-21 20:38:09

280

Views

Expected value inequality

Published on 21 Mar 2026 - 20:38

score 35 · Answer 9 · 2026-03-24 00:22:12

35

Views

Conditional Expectation of Two Continuous Functions

Published on 24 Mar 2026 - 0:22

score 84 · Answer 10 · 2018-03-01 22:56:33

84

Views

Expected Value of a Ratio of Log-Normal Variables

Published on 01 Mar 2018 - 22:56

score 204 · Answer 11 · 2018-03-03 08:06:51

204

Views

Expected value of a function of a finite moment random variable

Published on 03 Mar 2018 - 8:06

score 60 · Answer 12 · 2018-03-03 19:57:58

60

Views

Probability - Statistics expected value

Published on 03 Mar 2018 - 19:57

score 38 · Answer 13 · 2018-03-03 22:30:01

38

Views

How to derive the formula for the expected value of a function of a continuous random variable

Published on 03 Mar 2018 - 22:30

score 762 · Answer 14 · 2026-03-25 07:43:42

762

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Expectation of sum of elements from a subset

Published on 25 Mar 2026 - 7:43

score 48 · Answer 15 · 2018-03-05 21:55:04

48

Views

Expected Number of Outcomes for Tossing a Dice Four Times Such that at least one $i$ occurs

Published on 05 Mar 2018 - 21:55

List Question

Expectation of picking a number from a uniform distribution

Let $X \sim \text{Geo}(p_1)$ and $Y \sim\text{Geo}(p_2)$. What is $E(X\mid X \leq Y)$?

Show that $E\left[\left\vert\sum y_kx_k\right\vert^4\right]\le3E\left[\left\vert\sum y_kx_k\right\vert^2\right]^2$ for $(x_k)$ i.i.d. random signs

Equivalence of two maximization problems

zero-mean RV $$ with finite fourth moment, probability of being positive

Expected value of an expression with respect to the vector of parameters

What is the expected number of times a line in the following algorithm will be executed?

Expected value inequality

Conditional Expectation of Two Continuous Functions

Expected Value of a Ratio of Log-Normal Variables

Expected value of a function of a finite moment random variable

Probability - Statistics expected value

How to derive the formula for the expected value of a function of a continuous random variable

Expectation of sum of elements from a subset

Expected Number of Outcomes for Tossing a Dice Four Times Such that at least one $i$ occurs

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