344 reputation
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location United States
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visits member for 1 year, 6 months
seen May 2 at 7:49

Jul
2
awarded  Curious
May
2
asked $X_1,\ldots,X_8$ come from a Pareto with $\beta=1$. $\alpha$ has a prior Gamma($A$,$B$). Find posterior distribution
May
1
asked Use bisection method to find the root of $2x(1-x^{2}+x)\ln(x)=x^{2}-1$ on [0,1]
Mar
24
asked If $x_1,\cdots,x_n$ are iid normal with mean 0 and variance $\theta$ unknown, find the Jeffry Prior for $\theta$
Mar
17
asked What quantity should the firm produce if it wants to maximize its profit given short run marginal coast and short run total cost function
Feb
24
asked What is the $\lim_{n\rightarrow \infty}x_n$? (Secant Method)
Feb
4
asked Posterior Distribution with prior standard exponential (mean 1) and data distribution of poisson
Jan
31
asked Convert $(-\sqrt{2},1,0)$ in to cyclidrical and spherical coordinates
Jan
24
awarded  Yearling
Dec
10
asked $X_{1}=1$, $X_{n+1}=\sqrt{2+X_{n}}$, $n\geq$ Show that $\{X_{n}\}$ converges and find the limit
Dec
3
asked If $X=\{a,b,c,d\}$ with a) the discrete topology and b)indiscrete topology, are they normal, regular, or both?
Nov
14
comment Show $((0,1),\mathcal{U}_{(0,1)})$ and $((0,4),\mathcal{U}_{(0,4)})$ are homeomorphic.
Since (f o g)(x)=f(g(x))=g(f(x))=(g o f)(x) then f and g are inverses
Nov
14
asked Show $((0,1),\mathcal{U}_{(0,1)})$ and $((0,4),\mathcal{U}_{(0,4)})$ are homeomorphic.
Nov
14
asked Let $X=(0,1)\cup(2,4)$ and $Y=(0,4)$. Why is $(X,\mathcal{U}_{x}$) is not homeomorphic to $(Y,\mathcal{U}_{y})$
Nov
14
asked Let $X=\{a,b,c,d\}$, $\mathcal{T}=\{X,\emptyset,\{a\},\{a,b\},\{a,b,c\}\}$,$\mathcal{L}=\{X,\emptyset,\{a,b\},\{c,d\}\}$ Homeomorphic?
Nov
13
asked Establish $\hat{\sigma}^{2}=\frac{1}{n-1} \sum_{i=1}^{n} (Y_{i}-\hat{Y}_{i})^{2}=\frac{1}{n-1}\sum_{i=1}^{n} (Y_{i}-bx_{i})^2$ is unbiased
Nov
12
asked Assume $Y_i=\beta x_{i} + \epsilon_{i}$ What is the variance of the LS estimator b?
Nov
10
comment Let $X=\{a,b,c\}$ and $\mathcal{T}=\{X,\emptyset,\{a\},\{b\},\{a,b\}\}$. Let $A=\{a,b\}$ Find each of the following
Yes I just double checked
Nov
10
asked Let $X=\{a,b,c\}$ and $\mathcal{T}=\{X,\emptyset,\{a\},\{b\},\{a,b\}\}$. Let $A=\{a,b\}$ Find each of the following
Nov
8
asked Show that the LS estimator b is unbiased for $\beta$ when regressing without intercept