Name | Equation |
---|---|
1) Untransformed | X* = X |
2) Normalize | \( {X}^{*} = \left(X-\overline{X}\right)/{X}_{\sigma } \) |
3) Reciprocal | X* = 1/X |
4) Log Base 10 | \( {X}^{*} = \mathsf{l}\mathsf{o}{\mathsf{g}}_{\mathsf{10}}X \) |
5) Natural Log | X* = loge X |
6) Inverse Hyperbolic Sine (IHS)a | X* = loge(X + (X 2 + 1)0.5 |
7) Square | X* = X 2 |
8) Square Root | X* = X 0.5 |
9) Cube Root | X* = X 1/3 |
10) BoxCox Power Transformation | X* = X λ |
11) Absolute Normal | \( {X}^{*} = \left(X-\overline{X}\right)/{X}_{\sigma } \) |