Box–Cox transform
- can be applied to the left-hand side, right-hand side, or both
- parameters can be the same or different
- maximum likelihood
- zero-skewness log
Power transforms
- search for power transform that converts a variable into a normally distributed variable
- graphical display of a power-transformed variable
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Tests of normality
- Shapiro–Wilk
- Shapiro–Francia
- skewness and kurtosis test (D'Agostino, with and without Royston correction)
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