**Daily update | 08 August, 2022**

# StackExchange

#### Trying to understand Bootstrapping w/ Python

**Source:** stats**Views:** 297**Score:** 4**Tags:** python bootstrap

#### If $p \sim \Pi$, then $p$ is a random variable and $\Pi$ is a distribution but then how is $X_1,\ldots,X_n \,|\, p \stackrel{i.i.d.}{\sim} p$?

**Source:** stats**Views:** 21**Score:** 3**Tags:** probability distributions bayesian

#### XGBoost when P>>N

**Source:** stats**Views:** 21**Score:** 2**Tags:** machine-learning boosting overfitting degrees-of-freedom noise

#### Why is the expectation of a random vector still a vector?

**Source:** stats**Views:** 34**Score:** 2**Tags:** expected-value covariance-matrix

#### Sample size calculation: z or t

**Source:** stats**Views:** 87**Score:** 2**Tags:** sample-size