Question

Sampling distributions - why do I multiply by combination / permutation?

score 206 · Answer 1 · 2026-04-14 08:21:40

206

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Sampling distributions - why do I multiply by combination / permutation?

Published on 14 Apr 2026 - 8:21

score 110 · Answer 2 · 2026-04-14 13:44:27

110

Views

Variance inequality of identically distributed random variables

Published on 14 Apr 2026 - 13:44

score 1.3k · Answer 3 · 2026-04-13 03:23:14

1.3k

Views

Proving countable additivity of a measure.

Published on 13 Apr 2026 - 3:23

score 59 · Answer 4 · 2026-04-13 17:38:02

59

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What is the upper bound of $P(X \ge A)$, where $X$ is a median of the first heads tosses with $n$ coins? How big is $EX$?

Published on 13 Apr 2026 - 17:38

score 1.3k · Answer 5 · 2026-04-15 07:57:29

1.3k

Views

Given transition matrix of markov chain. Calculate $P(X_{12}=2, X_{16}=2 \mid X_0=0)$

Published on 15 Apr 2026 - 7:57

score 81 · Answer 6 · 2026-04-14 16:54:44

81

Views

A share price grows $1+\epsilon$ times with prob. $p$ or falls $1-\epsilon$ times with prob. $1-p$ each day, what's its expected value after $n$ days?

Published on 14 Apr 2026 - 16:54

score 241 · Answer 7 · 2026-04-11 07:09:06

241

Views

Expected value mixed poisson process

Published on 11 Apr 2026 - 7:09

score 64 · Answer 8 · 2026-04-14 05:11:44

64

Views

If $F_n$ converges weakly then $\exists X_n$ that converges almost shurely theorem proof clarification

Published on 14 Apr 2026 - 5:11

score 51 · Answer 9 · 2026-04-13 04:43:12

51

Views

Determine F(3) and F(1/$\lambda$) from a frequency function

Published on 13 Apr 2026 - 4:43

score 119 · Answer 10 · 2026-04-15 12:54:45

119

Views

From the given conditional probability, find P(B)

Published on 15 Apr 2026 - 12:54

score 21 · Answer 11 · 2026-04-15 10:33:12

21

Views

How can I find the sample variance if the given sample has no representatives of one category?

Published on 15 Apr 2026 - 10:33

score 864 · Answer 12 · 2026-04-09 00:10:09

864

Views

Joint differential entropy of sum of random variables: $h(X,X+Y)=h(X,Y)$?

Published on 09 Apr 2026 - 0:10

score 1.8k · Answer 13 · 2026-04-09 15:29:05

1.8k

Views

Statistical Probability question

Published on 09 Apr 2026 - 15:29

score 286 · Answer 14 · 2026-04-06 10:05:18

286

Views

Convergence in distribution, CLT (solution check)

Published on 06 Apr 2026 - 10:05

score 2.8k · Answer 15 · 2026-04-09 12:31:51

2.8k

Views

Stuck on a probability question (Statistical probability)

Published on 09 Apr 2026 - 12:31

List Question

Sampling distributions - why do I multiply by combination / permutation?

Variance inequality of identically distributed random variables

Proving countable additivity of a measure.

What is the upper bound of $P(X \ge A)$, where $X$ is a median of the first heads tosses with $n$ coins? How big is $EX$?

Given transition matrix of markov chain. Calculate $P(X_{12}=2, X_{16}=2 \mid X_0=0)$

A share price grows $1+\epsilon$ times with prob. $p$ or falls $1-\epsilon$ times with prob. $1-p$ each day, what's its expected value after $n$ days?

Expected value mixed poisson process

If $F_n$ converges weakly then $\exists X_n$ that converges almost shurely theorem proof clarification

Determine F(3) and F(1/$\lambda$) from a frequency function

From the given conditional probability, find P(B)

How can I find the sample variance if the given sample has no representatives of one category?

Joint differential entropy of sum of random variables: $h(X,X+Y)=h(X,Y)$?

Statistical Probability question

Convergence in distribution, CLT (solution check)

Stuck on a probability question (Statistical probability)

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