Code and data sets for the
methods discussed in Jeffrey S. Simonoff , "Three Sides of Smoothing:
Categorical Data Smoothing, Nonparametric Regression, and Density Estimation,"
International Statistical Review, 66, 137-156 (1998).
After downloading the S-PLUS dump file three.dmp, restore it using the
data.restore command (the foreign package must be loaded first if R is being used). The following functions and data sets will be restored:
undergrad.dat (Note: Table 4 in the paper has a typographical error. The entry
under (Importance of size of salary = 4, Importance of employment opportunities =
4, Chose major as a high school student) should be 8, not 0. The local
quadratic probability estimates in Table 5 are correct.)
The file is available here.
Click here for related code for nonparametric
regression and semiparametric
and additive models.
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