Question

Poisson Variable with an Exponential Parameter becoming a Geometric Distribution?

score 454 · Answer 1 · 2026-03-22 12:20:03

454

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Poisson Variable with an Exponential Parameter becoming a Geometric Distribution?

Published on 22 Mar 2026 - 12:20

score 68 · Answer 2 · 2019-02-05 17:04:54

68

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Calculate Probability from Moment Generating Function

Published on 05 Feb 2019 - 17:04

score 9.7k · Answer 3 · 2019-02-05 20:39:55

9.7k

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What is the moment generating function of the Laplace distribution?

Published on 05 Feb 2019 - 20:39

score 101 · Answer 4 · 2019-02-05 22:43:02

101

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Given independent random variables $X_{k}\sim\text{Poisson}(\lambda_{k})$, what is the distribution of $X_{1} + X_{2} + \ldots + X_{n}$?

Published on 05 Feb 2019 - 22:43

score 74 · Answer 5 · 2019-02-06 02:15:27

74

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Moment generating functions and normal distributions

Published on 06 Feb 2019 - 2:15

score 235 · Answer 6 · 2019-02-06 15:07:17

235

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Assume that $Z_i\sim\mathcal{N}(0,1)$ are independent and prove that $\sum\limits_{i=1}^{n}(Z_i-\overline{Z})^{2}\sim\chi^{2}_{(n)}$

Published on 06 Feb 2019 - 15:07

score 41 · Answer 7 · 2019-02-07 20:34:22

41

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Moment Generating Function exercises: Knowing that $M_{X}(0)=1$ and $M´_{X}(0)= EX$

Published on 07 Feb 2019 - 20:34

score 45 · Answer 8 · 2026-03-25 05:07:08

45

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What is the distribution of $P_M(M_B(t))$

Published on 25 Mar 2026 - 5:07

score 295 · Answer 9 · 2019-02-11 03:17:59

295

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Method of moments when the first moment is $0$

Published on 11 Feb 2019 - 3:17

score 710 · Answer 10 · 2019-02-16 21:29:48

710

Views

Is the moment generating function smooth by definition?

Published on 16 Feb 2019 - 21:29

score 80 · Answer 11 · 2026-03-25 05:06:40

80

Views

method of moments and maximum likelihood estimators

Published on 25 Mar 2026 - 5:06

score 915 · Answer 12 · 2019-02-20 17:14:20

915

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Sub-Gaussian and "nearly" sub-Gaussian random variables

Published on 20 Feb 2019 - 17:14

score 32 · Answer 13 · 2019-02-25 23:29:44

32

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Ideas of how to find the distribution of Gamma(N,$\lambda$), with N~Geom($\alpha$)

Published on 25 Feb 2019 - 23:29

score 5.1k · Answer 14 · 2019-02-27 12:59:09

5.1k

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Proof that the moment generating function of a lognormal distribution does not exist

Published on 27 Feb 2019 - 12:59

score 507 · Answer 15 · 2019-02-28 19:32:20

507

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Integration by Substitution in $\int_0^{\infty}x^r\frac 1{\sqrt{2\pi}x}e^{-(\log x)^2/2}[\sin(2\pi\log x)]dx$

Published on 28 Feb 2019 - 19:32

List Question

Poisson Variable with an Exponential Parameter becoming a Geometric Distribution?

Calculate Probability from Moment Generating Function

What is the moment generating function of the Laplace distribution?

Given independent random variables $X_{k}\sim\text{Poisson}(\lambda_{k})$, what is the distribution of $X_{1} + X_{2} + \ldots + X_{n}$?

Moment generating functions and normal distributions

Assume that $Z_i\sim\mathcal{N}(0,1)$ are independent and prove that $\sum\limits_{i=1}^{n}(Z_i-\overline{Z})^{2}\sim\chi^{2}_{(n)}$

Moment Generating Function exercises: Knowing that $M_{X}(0)=1$ and $M´_{X}(0)= EX$

What is the distribution of $P_M(M_B(t))$

Method of moments when the first moment is $0$

Is the moment generating function smooth by definition?

method of moments and maximum likelihood estimators

Sub-Gaussian and "nearly" sub-Gaussian random variables

Ideas of how to find the distribution of Gamma(N,$\lambda$), with N~Geom($\alpha$)

Proof that the moment generating function of a lognormal distribution does not exist

Integration by Substitution in $\int_0^{\infty}x^r\frac 1{\sqrt{2\pi}x}e^{-(\log x)^2/2}[\sin(2\pi\log x)]dx$

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