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New posts in Independence
Prove that for independent random variables $X_i$, we have $f_i(X_i)$ are independent.
May 09, 2021
Why are the random variables $X+Y$ and $X-Y$ independent when $X$ and $Y$ are i.i.d $N(0,1)$?
May 09, 2021
Probability Proof. $P(A | B) = P(A | B^c)$
May 07, 2021
If $Y\sim\mu$ with probability $p$ and $Y\sim\kappa(X,\;\cdot\;)$ otherwise, what's the conditional distribution of $Y$ given $X$?
May 07, 2021
How to show $\{u_1,\sum_i^2{u_i},\cdots,\sum_i^n{u_i}\}$ is linearly independent if $\{u_1,{u_2},\cdots,{u_n}\}$?
May 06, 2021
Is it true that $\lim_{n \to \infty} {(P(\forall i,j\leq n \text{ } [X_i, X_j] = e))}^{\frac{1}{n}} = P(X_1 \in Z(G))$?
May 06, 2021
Show that random variables $X$ and $Y$ are not independent, but nevertheless Cov$[X,Y] = 0$
May 04, 2021
Number of successes when the successes are positively correlated
May 03, 2021
Requirements on fields for determinants to bust dependence.
May 02, 2021
Factoring $1+x+\dots +x^n$ into a product of polynomials with positive coefficients
May 02, 2021
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