**Daily update | 23 May, 2022**

# StackExchange

#### Dataframe Python - Conditional Column based on multiple criteria

**Source:** datascience**Views:** 39**Score:** 2**Tags:** python dataframe

#### 1D cluster - Jenks optimization - Finding optimal number

**Source:** stats**Views:** 17**Score:** 2**Tags:** machine-learning python clustering optimization timeseries-segmentation

#### QQ plot result doesn't correspond to normality test

**Source:** stats**Views:** 147**Score:** 2**Tags:** r regression anova qq-plot shapiro-wilk-test

#### Literature on regression with constraints

**Source:** stats**Views:** 21**Score:** 2**Tags:** regression

#### What is the bias adjustment needed on k-folds CV? (made by cv.glm on R's boot package)

**Source:** stats**Views:** 22**Score:** 2**Tags:** r regression cross-validation unbiased-estimator bias-correction