On 30 October 2005 at 21:36, Uwe Ligges wrote:
| Dirk Eddelbuettel wrote:
| > > skewness(worldindex05r[,c(V2,V3)])
|
| Dirk, you forgot some quotes:
|
| skewness(worldindex05r[,c("V2","V3")])
Quite right. Thanks for catching that. Recurrent trouble with
non-reproducible examples...
Later, Dirk
--
Statistics: The (futile) attempt to offer certainty about uncertainty.
-- Roger Koenker, 'Dictionary of Received Ideas of Statistics'
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