List questions from chi-squared

112

Views

How will the plot of CDF and PDF look like for $A\ =\ \sqrt{X_1^2\ +\ X_2^2}$ where $X_1\ \sim\ N(0,1)\ and\ X_2\ \sim\ N(0,1)$.

Published on 27 Mar 2026 - 7:31

291

Views

Transforming of Chi Square Distribution and F Distribution

Published on 14 Jan 2021 - 0:22

40

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How to determine distribution of $s_1^2/s_2^2$

Published on 26 Mar 2026 - 9:42

47

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Chi-Square Test

Published on 19 Jan 2021 - 11:49

684

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Simple(r) way to derive the expectation of an inverse Wishart?

Published on 21 Jan 2021 - 13:32

72

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Approximate expression for $\chi^2$/residuals/degrees of freedom in nonlinear maximum likelihood

Published on 22 Jan 2021 - 21:29

124

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Find $x$ for random variable with 15 degrees of freedom

Published on 28 Jan 2021 - 20:04

276

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Evaluating the chi-square integral

Published on 27 Mar 2026 - 9:09

94

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Little help understanding the wikipedia derivation of the Chi-Squared with k degrees of freedom

Published on 31 Jan 2021 - 13:37

37

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Variance and expectations of $20S^2/144$ following chi-squared distribution

Published on 01 Feb 2021 - 5:24

863

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Expectation of Chi square distribution

Published on 03 Feb 2021 - 6:01

779

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Non-central chi-squared distribution, scaled or not?

Published on 08 Feb 2021 - 13:35

36

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Need help to resolve equation with delta

Published on 08 Feb 2021 - 18:09

438

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A/B Test: t-test vs. chi-squared test

Published on 08 Feb 2021 - 20:27

37

Views

Chi square distribution.

Published on 12 Feb 2021 - 9:56

List Question

How will the plot of CDF and PDF look like for $A\ =\ \sqrt{X_1^2\ +\ X_2^2}$ where $X_1\ \sim\ N(0,1)\ and\ X_2\ \sim\ N(0,1)$.

Transforming of Chi Square Distribution and F Distribution

How to determine distribution of $s_1^2/s_2^2$

Chi-Square Test

Simple(r) way to derive the expectation of an inverse Wishart?

Approximate expression for $\chi^2$/residuals/degrees of freedom in nonlinear maximum likelihood

Find $x$ for random variable with 15 degrees of freedom

Evaluating the chi-square integral

Little help understanding the wikipedia derivation of the Chi-Squared with k degrees of freedom

Variance and expectations of $20S^2/144$ following chi-squared distribution

Expectation of Chi square distribution

Non-central chi-squared distribution, scaled or not?

Need help to resolve equation with delta

A/B Test: t-test vs. chi-squared test

Chi square distribution.

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