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3 results for “from:Giacomo Prodi”

hello! i need help for a specific graphic issue
Giacomo Prodi · Mar 12, 2008 · r-help

hello, ladyes and gentlemans. check this: means<-c(4,6,8) stand.error<-c(0.1,0.3,0.5) now i've strongly tryed to scatterplot the means(y-axis),by showing their sd with the arrow(..,code=3...

problems importing file
Giacomo Prodi · Mar 29, 2009 · r-help

hi ladies and gentlemen of the R community. i'm federico an italian student of statistics and i've got an issue to submit to you: i've got a huge file.txt replenished of blank values (over a milion...

problems on plotting adjacent bars with barplot. Help request, please
Giacomo Prodi · Jun 3, 2008 · r-help

hi ladyes and gentlemans of the R comunity. i have the following graphical issue: # say y is a matrix or a dataframe with dim(51,nrow=17),hence 3 columns; l<-51 # now the 3 colums represents 3 different aspects...

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