List questions from statistics

Published on 21 Feb 2018 - 18:33

40

Views

Finding the expected value for $f(x)=2 x\sin(x) e^{-x}$

Published on 21 Feb 2018 - 18:59

28

Views

Exponential distribution - greater-/eqal, lower-/eqal, eqal

Published on 29 Mar 2026 - 3:10

272

Views

Distribution of median of three exponential observations

Published on 24 Mar 2026 - 23:46

43

Views

Tax Rates and Income

Published on 21 Feb 2018 - 20:42

150

Views

Sum of two identically distributed Bernoulli random variables is sufficient

Published on 21 Feb 2018 - 21:03

747

Views

What's the point of variance?

Published on 01 Apr 2026 - 3:00

331

Views

Joint normal and exponential

Published on 01 Apr 2026 - 12:43

70

Views

Gambler's ruin with a third outcome

Published on 21 Feb 2018 - 23:38

986

Views

Prove standard cauchy distribution isn't part of exponential family.

Published on 24 Mar 2026 - 22:07

894

Views

Two versions of calculating the variance are equal

Published on 22 Feb 2018 - 5:59

54

Views

Let $D_1$ and $D_2$ represent two draws at random with replacement from a population with $E(D_1) = 10$ and $SD(D_1) = 2$. ....

Published on 25 Mar 2026 - 22:03

563

Views

Normal Approximation of Sums

Published on 01 Apr 2026 - 9:44

43

Views

p-value, sample statistics

Published on 31 Mar 2026 - 23:42

73

Views

Biased estimation of $\mu^2$

Published on 24 Mar 2026 - 23:54

List Question

Plants and probabilities

Finding the expected value for $f(x)=2 x\sin(x) e^{-x}$

Exponential distribution - greater-/eqal, lower-/eqal, eqal

Distribution of median of three exponential observations

Tax Rates and Income

Sum of two identically distributed Bernoulli random variables is sufficient

What's the point of variance?

Joint normal and exponential

Gambler's ruin with a third outcome

Prove standard cauchy distribution isn't part of exponential family.

Two versions of calculating the variance are equal

Let $D_1$ and $D_2$ represent two draws at random with replacement from a population with $E(D_1) = 10$ and $SD(D_1) = 2$. ....

Normal Approximation of Sums

p-value, sample statistics

Biased estimation of $\mu^2$

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