### Navigation

- index
- modules |
- next |
- previous |
- statsmodels v0.2.0 documentation »
- Regression »
- scikits.statsmodels.regression.WLS »

# scikits.statsmodels.regression.WLS.whiten

`WLS.``whiten`(X)

  Whitener for WLS model, multiplies each column by sqrt(self.weights)

  Parameters: | X : array-like Data to be whitened
  Returns: | sqrt(weights)*X :

### Navigation

- index
- modules |
- next |
- previous |
- statsmodels v0.2.0 documentation »
- Regression »
- scikits.statsmodels.regression.WLS »