$Y\sim\operatorname{Poisson}(\lambda_2 = 15)$. Let $Z = X + Y$ . Compute $\operatorname{Corr}(X, Z)$.
35646
$X\sim\mathrm{Poisson}(\lambda_1 = 5)$ and $Y\sim\mathrm{Poisson}(\lambda_2 = 15)$. Let $Z = X + Y$ . Compute $\mathrm{Corr}(X, Z)$.
98710
Finding $\int_0^{\infty}xe^{-\lambda x} \, dx$
69082
Show that $\frac{X}{X+Y}\sim Beta(\alpha,\beta)$
53446
Let $\ln X \sim \operatorname{Exp}(1)$ and $X,Y$ i.i.d. What is the distribution of $Z=XY$?
1043
Image of $L=\{z\in\Bbb C \mid a\operatorname{Re}(z)+b\operatorname{Im}(z)+c=0; a^2+b^2\neq0; a,b,c\in \Bbb R \}$ under the function $e^z$
69478
Deducing a $\cos (kx)$ summation from the $e^{ikx}$ summation
43385
Why is $\frac{\operatorname dy'}{\operatorname dy}$ zero, since $y'$ depends on $y$?
18379
Linear transformation $T:\mathbb{R}^{n}\rightarrow\mathbb{R}^{n}$ such that $T^{2}=\lambda T.$
9220
If $\lambda$ is an eigenvalue of $A^2$, then either $\sqrt{\lambda}$ or $-\sqrt{\lambda}$ is an eigenvalue of $A$
146944
$25 w(w-1)y''+(14-15w)y'+y=0$ - Gauss's Hypergeometric equation
79279
Integral of cosec squared ($\operatorname{cosec}^2x$, $\csc^2x$)
25882
Is this algebraic identity obvious? $\sum_{i=1}^n \prod_{j\neq i} {\lambda_j\over \lambda_j-\lambda_i}=1$
47349
Poisson solver using Mathematica
83279
How can I find such a $z$? (Injectivity of $T(z) = \lambda z + \mu\bar{z}$)
77754
Given that $X \sim \operatorname{Binomial}(n,p)$, Find $\mathbb{E}[X(X-1)(X-2)(X-3)]$
28332
Proof of $\frac{(n-1)S^2}{\sigma^2} \sim \chi^2_{n-1}$
34886
Transvection matrices generate $ \operatorname{SL}_n(\mathbb{R}) $