Displaying 2 results from an estimated 2 matches for "ferreri".
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ferrer
2011 Aug 20
4
I have a problem with R!!
...(d, compos, R = 3000)
ETC. ETC.
WHEN I START MY PROGRAM WRITING:
d<- rnorm (n, mu, sigma)
I HAVE NO PROBLEM. BUT WHEN I READ A VECTOR FROM EXCEL, R TELLS ME
"Error en `[.data.frame`(data, indices) : undefined columns selected"
CAN YOU HELP ME???? THANK YOU VERY MUCH!!!!!
NOEMI FERRERI, ROSARIO, ARGENTINA
SCHOOL OF INDUSTRIAL ENGINEERING
2011 Apr 08
1
asking about contour plot with R
...ylim = c(0,3) and xlim = c(-1,1) but R ignores those sentences
and gives me a graphic using xrange and yrange as limits
can anyone help me? I hope you can understand my problem (and my poor
english!!!). if you don't, tell me and i'll send you more information
thank you very much!!!
noem? ferreri