As of Version 7.0, CatcherMatrix has become a property of LinearModelFit.
- To use CatcherMatrix, you first need to load the Regression Common Functions Package. You can do this by using Needs["LinearRegression`"], which will automatically load the Regression Common Functions Package, or you can load the package directly by using Needs["RegressionCommon`"].
- The catcher matrix is the matrix such that the BestFitParameters vector is where is the vector of response values from the data.
- In the regression report, the catcher matrix is wrapped in MatrixForm.