Question

Normal Distribution,standard deviation and probability question.

score 120 · Answer 1 · 2026-03-27 20:30:46

120

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Normal Distribution,standard deviation and probability question.

Published on 27 Mar 2026 - 20:30

score 80 · Answer 2 · 2014-07-24 03:47:15

80

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Surjectiveness of standard-normal c.d.f.

Published on 24 Jul 2014 - 3:47

score 446 · Answer 3 · 2026-03-29 07:28:52

446

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$\int_{0}^{\infty}xe^{-x^2/2}dx= 1$?

Published on 29 Mar 2026 - 7:28

score 105 · Answer 4 · 2014-07-25 14:28:57

105

Views

Explain why $\big(\int_{-\infty}^{\infty}e^{-z^2/2}dz \big)^2 = \int_{-\infty}^{\infty}\int_{-\infty}^{\infty}e^{-(z^2 + u^2)/2}dzdu$

Published on 25 Jul 2014 - 14:28

score 75 · Answer 5 · 2014-07-25 20:55:34

75

Views

What is the reason for the one-half in the normal pdf's gaussian (i.e. : why $\exp(-x^{2}/2)$ instead of $\exp(-x^{2})$ )

Published on 25 Jul 2014 - 20:55

score 109 · Answer 6 · 2026-03-26 11:06:55

109

Views

Proving some properties about the expected first order statistic (maximum) with respect to sample size.

Published on 26 Mar 2026 - 11:06

score 2.1k · Answer 7 · 2014-07-26 11:41:01

2.1k

Views

Sum of dependent normal random variables

Published on 26 Jul 2014 - 11:41

score 44 · Answer 8 · 2014-07-27 02:12:39

44

Views

Distribution combinations

Published on 27 Jul 2014 - 2:12

score 68 · Answer 9 · 2026-03-28 04:34:17

68

Views

Finding posterior of normal distributions and logistic regression.

Published on 28 Mar 2026 - 4:34

score 110 · Answer 10 · 2014-07-28 17:06:44

110

Views

Minimum number of samples to take so that proportion of smokers in sample is within a certain threshold?

Published on 28 Jul 2014 - 17:06

score 136 · Answer 11 · 2026-03-28 04:35:13

136

Views

Regression when the variance of the residuals depends on the independent variable

Published on 28 Mar 2026 - 4:35

score 9.8k · Answer 12 · 2014-07-29 14:49:02

9.8k

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Getting a p-value from a histogram?

Published on 29 Jul 2014 - 14:49

score 68 · Answer 13 · 2014-07-30 13:02:20

68

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Modelling a normal-like single-ended random variable

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score 509 · Answer 14 · 2014-08-01 09:51:04

509

Views

generate random number from normal distribution

Published on 01 Aug 2014 - 9:51

score 23 · Answer 15 · 2026-03-26 01:09:18

23

Views

Solving a statistics equation

Published on 26 Mar 2026 - 1:09

List Question

Normal Distribution,standard deviation and probability question.

Surjectiveness of standard-normal c.d.f.

$\int_{0}^{\infty}xe^{-x^2/2}dx= 1$?

Explain why $\big(\int_{-\infty}^{\infty}e^{-z^2/2}dz \big)^2 = \int_{-\infty}^{\infty}\int_{-\infty}^{\infty}e^{-(z^2 + u^2)/2}dzdu$

What is the reason for the one-half in the normal pdf's gaussian (i.e. : why $\exp(-x^{2}/2)$ instead of $\exp(-x^{2})$ )

Proving some properties about the expected first order statistic (maximum) with respect to sample size.

Sum of dependent normal random variables

Distribution combinations

Finding posterior of normal distributions and logistic regression.

Minimum number of samples to take so that proportion of smokers in sample is within a certain threshold?

Regression when the variance of the residuals depends on the independent variable

Getting a p-value from a histogram?

Modelling a normal-like single-ended random variable

generate random number from normal distribution

Solving a statistics equation

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