[R] missing values for mda package

Uwe Ligges ligges at statistik.uni-dortmund.de
Tue Apr 6 18:54:21 CEST 2004

zhu wang wrote:
> Dear helpers,
> I am trying to use the mda package downloaded from the R website, but
> the data set has missing values so I got an error message. Should I
> manually handle these missing values? I was trying to read the documents
> to specify any option related to missing values, but I did not find it.
> Please forgive me if I ignore something obvious.

If it is not documented (hence probably not available) and you don't
know how to tell the functions to handle missing values, try to do it
"yourself". ?NA suggests:
"See Also: [...] 'na.action', 'na.omit', 'na.fail' on how methods can be
tuned to deal with missing values."

Uwe Ligges

> Thanks,
> Zhu Wang
> Statistical Science Department
> Southern Methodist University
> Dallas, TX 75275-0332
> Phone: (214)768-2453
> Fax: (214)768-4035
> Email: zhuw at mail.smu.edu
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