[R] A question about boxplot: mean and median

Dear List, I have worked through the examples given in the help on boxplot(). If I am reading it right, only the median is produced (as a default), which is represented by the horizontal line inside the box. What argument do I need to specify if I want to show the mean as well? Thanks,

[R] Reading data from clipboard

Dear List, As a way to learn R, I am trying out some of the examples shown in the Reference Cards. I use the following to read a column of numbers from Excel: x - read.delim(clipboard) My questions are: 1. Why is it that the first number is omitted from the selected data range? How do I tell

[R] How to split a single vector into a multiple-column and multiple-row matrix

Dear List, I have, say, a 2000x1 numeric vector and would like to split it into, say, a 200x10 matrix. Any help is appreciated. __ R-help@stat.math.ethz.ch mailing list https://stat.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide!