Question

Couples are equally likely to have 1 or 2 children. How likely does a randomly chosen person have a sibling?

score 85 · Answer 1 · 2026-04-14 19:38:51

85

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Couples are equally likely to have 1 or 2 children. How likely does a randomly chosen person have a sibling?

Published on 14 Apr 2026 - 19:38

score 427 · Answer 2 · 2026-04-15 12:57:04

427

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What is the probability that the hand contains more than one ace, given that it contains an ace of spades?

Published on 15 Apr 2026 - 12:57

score 916 · Answer 3 · 2026-04-13 10:21:53

An art dealer receives five old paintings, given that a painting chosen at random is a forgery what is the probability that all are forgeries?

score 1.8k · Answer 4 · 2026-04-12 21:13:26

1.8k

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Probability that a 2 was rolled, given an even number has been rolled

Published on 12 Apr 2026 - 21:13

score 69 · Answer 5 · 2026-04-14 04:53:13

69

Views

Question on marginal probability density function

Published on 14 Apr 2026 - 4:53

score 98 · Answer 6 · 2026-04-12 04:00:22

98

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Poisson conditional probability question

Published on 12 Apr 2026 - 4:00

score 82 · Answer 7 · 2026-04-12 05:54:00

82

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Consider a game with 2 stages. In the first stage, the player tosss a coin until a head is appears

Published on 12 Apr 2026 - 5:54

score 95 · Answer 8 · 2026-04-14 13:42:53

95

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Find the expected value for these random variables.

Published on 14 Apr 2026 - 13:42

score 59 · Answer 9 · 2026-04-15 06:40:48

59

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Joint Conditional PMF: is this calculation correct?

Published on 15 Apr 2026 - 6:40

score 49 · Answer 10 · 2026-04-17 08:48:29

49

Views

A variant of Russian Roulette

Published on 17 Apr 2026 - 8:48

score 239 · Answer 11 · 2026-04-10 14:05:23

239

Views

Understanding the difference between "different iid random variables" and "different instance of same random variable"

Published on 10 Apr 2026 - 14:05

score 169 · Answer 12 · 2026-04-13 13:40:44

169

Views

Conditional probability mixing Union and Intersect - $P(A\cap B\mid A\cup B)$

Published on 13 Apr 2026 - 13:40

score 160 · Answer 13 · 2026-04-22 09:41:57

160

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Effect on expected value of conditioning on inequality between random variables (do we have E[X | X>S] ≥ E[X | X>S, Y>S]?)

Published on 22 Apr 2026 - 9:41

score 54 · Answer 14 · 2026-04-07 21:13:43

54

Views

How to find this conditional probability

Published on 07 Apr 2026 - 21:13

score 262 · Answer 15 · 2026-04-15 12:26:11

262

Views

Conditional distribution of $X_i|X_{(1)}, X_{(n)}$ for a uniform distribution

Published on 15 Apr 2026 - 12:26

List Question

Couples are equally likely to have 1 or 2 children. How likely does a randomly chosen person have a sibling?

What is the probability that the hand contains more than one ace, given that it contains an ace of spades?

An art dealer receives five old paintings, given that a painting chosen at random is a forgery what is the probability that all are forgeries?

Probability that a 2 was rolled, given an even number has been rolled

Question on marginal probability density function

Poisson conditional probability question

Consider a game with 2 stages. In the first stage, the player tosss a coin until a head is appears

Find the expected value for these random variables.

Joint Conditional PMF: is this calculation correct?

A variant of Russian Roulette

Understanding the difference between "different iid random variables" and "different instance of same random variable"

Conditional probability mixing Union and Intersect - $P(A\cap B\mid A\cup B)$

Effect on expected value of conditioning on inequality between random variables (do we have E[X | X>S] ≥ E[X | X>S, Y>S]?)

How to find this conditional probability

Conditional distribution of $X_i|X_{(1)}, X_{(n)}$ for a uniform distribution

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