Question

Proving Transformation of Random Variable is Chi-Square with 2 Degrees of Freedom

score 314 · Answer 1 · 2021-05-10 09:06:21

314

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Proving Transformation of Random Variable is Chi-Square with 2 Degrees of Freedom

Published on 10 May 2021 - 9:06

score 75 · Answer 2 · 2021-05-13 15:06:51

75

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CDF of noncentral $t$ distribution

Published on 13 May 2021 - 15:06

score 318 · Answer 3 · 2021-05-13 20:02:50

318

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Moment generating function of 1st order statistic

Published on 13 May 2021 - 20:02

score 418 · Answer 4 · 2026-02-24 11:33:00

418

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Approximate uniform distribution on high dimensional sphere

Published on 24 Feb 2026 - 11:33

score 112 · Answer 5 · 2021-05-21 16:16:50

112

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Let $Y1,Y2,...,Y11$ be iid $N(μ,σ^2)$ so that n= 11. Find $P(0.325<S^2/σ^2<2.048)$

Published on 21 May 2021 - 16:16

score 62 · Answer 6 · 2021-05-24 19:40:20

62

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How to explain light reduction in Helmert demonstration (Chi square distribution)?

Published on 24 May 2021 - 19:40

score 136 · Answer 7 · 2021-05-25 06:30:12

136

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How do I find c such that the probability that a Chi-squared random variable lies in the interval [0,c] is smaller than 1/2

Published on 25 May 2021 - 6:30

score 94 · Answer 8 · 2021-05-25 08:34:19

94

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Probability that one Chi-squared variable is smaller than the other if they are not independent

Published on 25 May 2021 - 8:34

score 592 · Answer 9 · 2021-06-01 06:20:50

592

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If $X$ and $Y$ are two chi-squared random variables what is the density of $X(1+Y)$.

Published on 01 Jun 2021 - 6:20

score 118 · Answer 10 · 2026-02-24 13:22:41

118

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Given standard Gaussian random variables. What is the expectation of the sum of the $n$ smallest ones squared?

Published on 24 Feb 2026 - 13:22

score 251 · Answer 11 · 2026-03-26 01:26:59

251

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Hypothesis testing and critical regions

Published on 26 Mar 2026 - 1:26

score 62 · Answer 12 · 2021-06-10 07:32:43

62

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Chi-square GoF test

Published on 10 Jun 2021 - 7:32

score 954 · Answer 13 · 2021-06-21 23:10:15

954

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Derive chi-squared distribution from standard normal distribution

Published on 21 Jun 2021 - 23:10

score 353 · Answer 14 · 2021-06-29 04:05:33

353

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Why can we not accept the alternate hypothesis in Chi Squared Testing?

Published on 29 Jun 2021 - 4:05

score 94 · Answer 15 · 2026-02-24 15:02:04

94

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Condition such that $ \sum_{n \geq 1} a_n^2 X_n^2 = \infty$ for iid Gaussian $X_n$

Published on 24 Feb 2026 - 15:02

List Question

Proving Transformation of Random Variable is Chi-Square with 2 Degrees of Freedom

CDF of noncentral $t$ distribution

Moment generating function of 1st order statistic

Approximate uniform distribution on high dimensional sphere

Let $Y1,Y2,...,Y11$ be iid $N(μ,σ^2)$ so that n= 11. Find $P(0.325<S^2/σ^2<2.048)$

How to explain light reduction in Helmert demonstration (Chi square distribution)?

How do I find c such that the probability that a Chi-squared random variable lies in the interval [0,c] is smaller than 1/2

Probability that one Chi-squared variable is smaller than the other if they are not independent

If $X$ and $Y$ are two chi-squared random variables what is the density of $X(1+Y)$.

Given standard Gaussian random variables. What is the expectation of the sum of the $n$ smallest ones squared?

Hypothesis testing and critical regions

Chi-square GoF test

Derive chi-squared distribution from standard normal distribution

Why can we not accept the alternate hypothesis in Chi Squared Testing?

Condition such that $ \sum_{n \geq 1} a_n^2 X_n^2 = \infty$ for iid Gaussian $X_n$

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