**Daily update | 23 March, 2022**

# StackExchange

#### Why is each observation in a sample considered a random variable in linear regression?

**Source:** stats**Views:** 16**Score:** 3**Tags:** regression linear-model random-variable sample intuition

#### Transform ARIMA(2,1,0) into MA infinity process

**Source:** stats**Views:** 36**Score:** 3**Tags:** time-series arima moving-average

#### Bias Correction and Variance Estimation of Inverse Log-Linear Regression

**Source:** stats**Views:** 23**Score:** 3**Tags:** regression lognormal-distribution bias-correction

#### Deciding whether an integer polynomial has an integer root

**Source:** cs**Views:** 228**Score:** 2**Tags:** decision-problem polynomials

#### Is $a^nb^mc^k$, $n\neq m$ and $m\neq k$ context-free?

**Source:** cs**Views:** 60**Score:** 2**Tags:** formal-languages context-free