Owen, Jason wrote: > >Hello, > >Suppose I simulate 20 observations from the Poisson distribution >with lambda = 4. I can summarize these values using table() and >then feed that to barplot() for a graph. > >Problem: if there are empty categories (e.g. 0) or empty categories >within the range of the data (e.g. observations for 6, 7, 9), barplot() >does not include the empty cells in the x-axis of the plot. Is there >any way to specify table() to have specific categories (in the above >example, probably 0:12) so that zeroes are included? > The integer.frequency function in the plotrix package (of which there will be a new version shortly) handles this, as I couldn't tame either tabulate or table to do what I wanted for the "freq" function. Note that it is _not_ a highly optimized function.
Jim ______________________________________________ [email protected] mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
