"Earl F. Glynn" <efg at stowers-institute.org> wrote in message news:dveq50$p20$1 at sea.gmane.org... Sorry, I mixed up some code in Example #3. Here is a correction: > boxplot.meansd <- list(stats = bp.limits, > n = length(len), boxplot.meansd <- list(stats = boxplot.limits, n = length(x), efg