List questions from probability-distributions

Published on 11 Apr 2026 - 20:15

354

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What is the distribution of $aX$ when $X$ is Gumbel? What is the distribution of $-X$ when $X$ is Gumbel?

Published on 12 Apr 2026 - 0:44

813

Views

Sum / difference of two Gumbel

Published on 02 Apr 2026 - 4:55

782

Views

MLE of $\theta$ in $U[0,\theta]$ distribution where the parameter $\theta$ is discrete

Published on 25 Mar 2026 - 15:12

136

Views

A random variable in a denominator

Published on 27 Mar 2026 - 11:48

96

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Find the density function $X+Y$, where $X$ and $Y$ have a joint density $f(x,y)=\lambda^2\exp(-\lambda y)$.

Published on 25 Mar 2026 - 21:47

1.9k

Views

Convergence in distribution of sum of independent random variable, with no independent limit

Published on 09 Apr 2026 - 8:48

115

Views

What is the probability $X + Y > 100$? $X,Y \sim U[40,80]$

Published on 26 Mar 2026 - 9:19

72

Views

Permutation probability

Published on 09 Apr 2026 - 8:49

496

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Consider an urn that contains $4$ blue and $7$ red balls

Published on 29 Mar 2026 - 14:07

53

Views

What is the probability distribution of random samples of apparent diameter of a oblate spheroid?

Published on 10 Apr 2026 - 17:35

213

Views

Computing conditional expectation of independent uniform rv

Published on 16 Dec 2018 - 2:19

90

Views

Find combination given expectation and variance

Published on 27 Mar 2026 - 11:38

401

Views

Strong law of large numbers for Poisson rvs with different parameter

Published on 11 Apr 2026 - 8:51

1.9k

Views

How can "relative frequency histogram" become a "probability density curve"?

Published on 11 Apr 2026 - 22:03

List Question

Upper bound of expected maximum of weighted sub-gaussian r.v.s

What is the distribution of $aX$ when $X$ is Gumbel? What is the distribution of $-X$ when $X$ is Gumbel?

Sum / difference of two Gumbel

MLE of $\theta$ in $U[0,\theta]$ distribution where the parameter $\theta$ is discrete

A random variable in a denominator

Find the density function $X+Y$, where $X$ and $Y$ have a joint density $f(x,y)=\lambda^2\exp(-\lambda y)$.

Convergence in distribution of sum of independent random variable, with no independent limit

What is the probability $X + Y > 100$? $X,Y \sim U[40,80]$

Permutation probability

Consider an urn that contains $4$ blue and $7$ red balls

What is the probability distribution of random samples of apparent diameter of a oblate spheroid?

Computing conditional expectation of independent uniform rv

Find combination given expectation and variance

Strong law of large numbers for Poisson rvs with different parameter

How can "relative frequency histogram" become a "probability density curve"?

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