As of Version 6.0, NIntegrate natively supports InterpolatingFunction objects.
As of Version 7.0, DesignedRegress has been superseded by LinearModelFit.
Regress
(Obsolete Linear Regression Package Symbol) As of Version 7.0, Regress has been superseded by LinearModelFit.
The built-in function Fit finds a least-squares fit to a list of data as a linear combination of the specified basis functions. The functions Regress and DesignedRegress ...
The built-in function FindFit allows you to perform nonlinear least squares fitting. The function NonlinearRegress gives a number of regression diagnostics and allows you to ...
As of Version 7.0, EigenstructureTable has become a property of LinearModelFit.
As of Version 7.0, MeanPredictionCITable has been renamed to "MeanPredictionConfidenceIntervalTable" and has become a property of LinearModelFit and NonlinearModelFit.
As of Version 7.0, ParameterCITable has been renamed "ParameterConfidenceIntervalTable" and become a property of LinearModelFit and NonlinearModelFit.
As of Version 7.0, ParameterTable has become a property of LinearModelFit.
As of Version 7.0, SinglePredictionCITable has been renamed "SinglePredictionConfidenceIntervalTable" and become a property of LinearModelFit and NonlinearModelFit.