**Daily update | 19 August, 2022**

# StackExchange

#### How to prove that $\frac{\int_{\{X\in B\}} P(A|X)(\omega)dP(\omega)}{P(X\in B)}=P(A\mid X\in B)$?

**Source:** stats**Views:** 22**Score:** 4**Tags:** probability self-study conditional-probability

#### PCA trick to ensure consistent eigenvector signs

**Source:** stats**Views:** 26**Score:** 3**Tags:** pca

#### R and Time Series Analysis; Suggestions for forecasting a series with a shock

**Source:** stats**Views:** 40**Score:** 3**Tags:** r time-series forecasting arima garch

#### Are there problems in $P$, long suspected to be $NPC$ (or $NPI$)?

**Source:** cs**Views:** 22**Score:** 2**Tags:** complexity-theory p-vs-np

#### Derivation of the vertex value of quadratic term in GLM in R

**Source:** stats**Views:** 22**Score:** 2**Tags:** r generalized-linear-model quadratic-form