Question

Probability of getting exactly two dices showing a "one" none of the times during n trials

score 54 · Answer 1 · 2021-06-01 12:28:39

54

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Probability of getting exactly two dices showing a "one" none of the times during n trials

Published on 01 Jun 2021 - 12:28

score 32 · Answer 2 · 2026-03-28 07:43:05

32

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Finding expectation using iterated expectation in a production line case

Published on 28 Mar 2026 - 7:43

score 189 · Answer 3 · 2021-06-09 14:09:04

189

Views

Mean and variance of a binomial random variable wrt $n$ when $p$ is a function of $n$

Published on 09 Jun 2021 - 14:09

score 101 · Answer 4 · 2026-03-25 19:07:15

101

Views

The smallest choice of $k$ so that $\sum_{i=0}^k {n \choose i} p^i (1-p)^{n-i}$ is lower bounded by a constant

Published on 25 Mar 2026 - 19:07

score 63 · Answer 5 · 2026-03-27 21:34:37

63

Views

Chi-square GoF test

Published on 27 Mar 2026 - 21:34

score 133 · Answer 6 · 2026-02-24 03:05:42

133

Views

Expected number of Bernoulli trials before at least s successes and f failures

Published on 24 Feb 2026 - 3:05

score 353 · Answer 7 · 2021-06-18 15:40:42

353

Views

Find sample size given the number of desired successes

Published on 18 Jun 2021 - 15:40

score 31 · Answer 8 · 2021-06-19 00:01:45

Simple probability: $m$ balls are placed independently in container A with probability $a$, and B otherwise. Probability A has fewer than x balls?

score 38 · Answer 9 · 2021-06-21 09:24:14

38

Views

Limit is taken on a Binomial distribution ($p_n,n$) in this exercise but not on the Poisson($\lambda$) where $\lambda = np_n$. What did I miss?

Published on 21 Jun 2021 - 9:24

score 122 · Answer 10 · 2021-06-21 23:37:47

122

Views

Minimum number of desks so that each assistant has a 90% chance of getting a desk.

Published on 21 Jun 2021 - 23:37

score 83 · Answer 11 · 2026-04-02 13:01:55

83

Views

What is the probability that there are more than $50\%$ of those customers who responded the messages?

Published on 02 Apr 2026 - 13:01

score 46 · Answer 12 · 2021-06-23 11:07:38

46

Views

What is the probability of answering a question correctly when we are 100% sure some of the answers are correct?

Published on 23 Jun 2021 - 11:07

score 82 · Answer 13 · 2026-03-28 12:32:12

82

Views

Sum of Squares of Binomial Distributions?

Published on 28 Mar 2026 - 12:32

score 649 · Answer 14 · 2026-02-24 03:06:08

649

Views

Mean of the sum of two independent geometric distributions with different probabilities of success

Published on 24 Feb 2026 - 3:06

score 46 · Answer 15 · 2026-03-25 11:20:12

46

Views

Prove that $E_θ(θ-\frac{X}{100})^2 = \frac {θ(1-θ)}{100}$

Published on 25 Mar 2026 - 11:20

List Question

Probability of getting exactly two dices showing a "one" none of the times during n trials

Finding expectation using iterated expectation in a production line case

Mean and variance of a binomial random variable wrt $n$ when $p$ is a function of $n$

The smallest choice of $k$ so that $\sum_{i=0}^k {n \choose i} p^i (1-p)^{n-i}$ is lower bounded by a constant

Chi-square GoF test

Expected number of Bernoulli trials before at least s successes and f failures

Find sample size given the number of desired successes

Simple probability: $m$ balls are placed independently in container A with probability $a$, and B otherwise. Probability A has fewer than x balls?

Limit is taken on a Binomial distribution ($p_n,n$) in this exercise but not on the Poisson($\lambda$) where $\lambda = np_n$. What did I miss?

Minimum number of desks so that each assistant has a 90% chance of getting a desk.

What is the probability that there are more than $50\%$ of those customers who responded the messages?

What is the probability of answering a question correctly when we are 100% sure some of the answers are correct?

Sum of Squares of Binomial Distributions?

Mean of the sum of two independent geometric distributions with different probabilities of success

Prove that $E_θ(θ-\frac{X}{100})^2 = \frac {θ(1-θ)}{100}$

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