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pend
2008 Mar 07
1
boxcox.fit error
Hi,
Thakns all for your help
I am doing the next in my dataframe tabla, column pend1, because the
Lilliefors (Kolmogorov-Smirnov) test give me a pvalue < alfa. (data no
normal distribution). I need do a transformation with box-cox or
other:
> bc <- boxcox.fit(tabla$pend1)
R send to me:
Error in boxcox.fit(tabla$pend1) : Transformation requires positive data
The summary...