As of Version 7.0, HistogramCategories has been superseded by an optional argument hspec for the built-in Mathematica function Histogram.
Histogram
(Obsolete Histograms Package Symbol) As of Version 7.0, Histogram is part of the built-in Mathematica kernel.
As of Version 7.0, HistogramRange has been superseded by PlotRange.
As of Version 7.0, HistogramScale has been superseded by an optional argument hspec for the built-in Mathematica function Histogram.
As of Version 7.0, ConfidenceLevel is part of the built-in Mathematica kernel. >>
BasisNames
(Obsolete Linear Regression Package Symbol) As of Version 7.0, BasisNames has become an optional argument for LinearModelFit.
As of Version 7.0, IncludeConstant has been renamed to IncludeConstantBasis and is part of the built-in Mathematica kernel.
As of Version 8, HotellingTSquareDistribution is part of the built-in Mathematica kernel.
As of Version 8, MultinormalDistribution is part of the built-in Mathematica kernel.