Weighting Options

To change the weighting used by either Simplex or Levenberg-Marquardt algorithms, click Options of the script-specific menu and choose one of the weighting options in the Fit Weighting Options frame.

Zmod Weighting Zmeasured – Zcalculated is weighted by Zmod when getting summed into c²
Unity Weighting Zmeasured – Zcalculated is not weighted when getting summed into c²
Custom Weighting

Zmeasured – Zcalculated is weighted by the Zsig column in the data file when getting summed into c².

This column is populated by ones by default. The column can be edited in any text or spreadsheet editor in order to get the desired weights.