search for: rcmder

Hi Guys, I am trying to show a plot of means with two groups. i.e. > plotMeans(s$CON, s$GENERAL.STARTING.DEPT, s$Cat, error.bars="se") and I get the error in Rcmdr: ERROR: need finite 'ylim' values Pasting the code in R gets the following error: x) : no non-missing arguments to min; returning Inf Warning in max(x) : no non-missing arguments to max; returning -Inf Error

Hi, y is nominal (3 categories), x1 to 3 is scale. What I want is a regression, showing the probability to fall in one of the three categories of y according to the x. How can I perform such a regression in R? Thanks for your help S?ren