Question

What are the higher order terms in the variance of asset price model?

score 24 · Answer 1 · 2026-03-27 00:05:25

24

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What are the higher order terms in the variance of asset price model?

Published on 27 Mar 2026 - 0:05

score 132 · Answer 2 · 2026-03-25 10:55:52

132

Views

Variance for time until event with exponential wait time and geometric chance of ceasing

Published on 25 Mar 2026 - 10:55

score 76 · Answer 3 · 2019-09-26 01:13:17

76

Views

Variance of $(X-\mu)^2+\mu^2 $ smaller than the variance of $X^2$, but how much

Published on 26 Sep 2019 - 1:13

score 150 · Answer 4 · 2019-09-27 15:27:26

150

Views

finding conditional variance of two continuous random variables

Published on 27 Sep 2019 - 15:27

score 570 · Answer 5 · 2019-09-27 20:38:52

570

Views

Why is variance squared rather than cubed (or any other exponent)?

Published on 27 Sep 2019 - 20:38

score 45 · Answer 6 · 2026-03-26 00:58:50

45

Views

Combinations resulting in high variance

Published on 26 Mar 2026 - 0:58

score 282 · Answer 7 · 2019-10-01 14:56:32

282

Views

Variance of taking balls from a bag question

Published on 01 Oct 2019 - 14:56

score 408 · Answer 8 · 2019-10-01 18:26:33

408

Views

Bound on Expectation and Variance of Random variables ratio with positive weights

Published on 01 Oct 2019 - 18:26

score 40 · Answer 9 · 2026-03-26 19:03:11

40

Views

Rearrangement of summation definition of variance

Published on 26 Mar 2026 - 19:03

score 736 · Answer 10 · 2026-03-27 06:13:13

736

Views

Is logistic regression beta-coefficient estimates unbiased, consistent asymptotically efficient, normal?

Published on 27 Mar 2026 - 6:13

score 96 · Answer 11 · 2026-03-27 01:00:15

96

Views

Let $X$ be a discrete random variable and let $Y = 0.5 X + 3$. Given PMF of $X$, find PMF of $Y, E [Y ]$ and $Var[Y]$.

Published on 27 Mar 2026 - 1:00

score 1.5k · Answer 12 · 2026-03-25 16:00:22

1.5k

Views

Upper and lower bound for variance given mean and median

Published on 25 Mar 2026 - 16:00

score 136 · Answer 13 · 2014-09-27 01:47:20

136

Views

How do I show that $Var(Y) = n\frac{(\theta _{1} - \theta _{2})^{2}}{(n+1)^{2} (n+2)}$?

Published on 27 Sep 2014 - 1:47

score 156 · Answer 14 · 2026-03-28 11:34:21

156

Views

Prove $\operatorname{Var}(\hat{e}_{ij}) = \sigma^2 \left(\frac{n_i-1}{n_i}\right)$

Published on 28 Mar 2026 - 11:34

score 690 · Answer 15 · 2014-12-23 15:36:26

690

Views

Can the variance of two subsets of an observation of a random variable be greater than variance of the original complete set of observations?

Published on 23 Dec 2014 - 15:36

List Question

What are the higher order terms in the variance of asset price model?

Variance for time until event with exponential wait time and geometric chance of ceasing

Variance of $(X-\mu)^2+\mu^2 $ smaller than the variance of $X^2$, but how much

finding conditional variance of two continuous random variables

Why is variance squared rather than cubed (or any other exponent)?

Combinations resulting in high variance

Variance of taking balls from a bag question

Bound on Expectation and Variance of Random variables ratio with positive weights

Rearrangement of summation definition of variance

Is logistic regression beta-coefficient estimates unbiased, consistent asymptotically efficient, normal?

Let $X$ be a discrete random variable and let $Y = 0.5 X + 3$. Given PMF of $X$, find PMF of $Y, E [Y ]$ and $Var[Y]$.

Upper and lower bound for variance given mean and median

How do I show that $Var(Y) = n\frac{(\theta _{1} - \theta _{2})^{2}}{(n+1)^{2} (n+2)}$?

Prove $\operatorname{Var}(\hat{e}_{ij}) = \sigma^2 \left(\frac{n_i-1}{n_i}\right)$

Can the variance of two subsets of an observation of a random variable be greater than variance of the original complete set of observations?

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