Practical Statistics for Data Scientists: 50 Essential Concepts by Peter Bruce & Andrew Bruce

Author:Peter Bruce & Andrew Bruce [Bruce, Peter]
Language: eng
Format: azw3, pdf
Publisher: O'Reilly Media
Published: 2017-05-10T04:00:00+00:00

Leverage

The degree of influence that a single record has on a regression equation.

Synonyms

hat-value

Non-normal residuals

Non-normally distributed residuals can invalidate some technical requirements of regression, but are usually not a concern in data science.

Heteroskedasticity

When some ranges of the outcome experience residuals with higher variance (may indicate a predictor missing from the equation).

Partial residual plots

A diagnostic plot to illuminate the relationship between the outcome variable and a single predictor.

Synonyms

added variables plot

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