As of Version 7.0, histogram functionality is built into Mathematica. >>
As of Version 7.0, Histogram3D is part of the built-in Mathematica kernel.
As of Version 7.0, HistogramCategories has been superseded by an optional argument hspec for the built-in Mathematica function Histogram.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As of Version 7.0, HistogramRange has been superseded by PlotRange.
As of Version 7.0, HistogramScale has been superseded by an optional argument hspec for the built-in Mathematica function Histogram.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As of Version 7.0, DesignedRegress has been superseded by LinearModelFit.