On this Picostat.com statistics page, you will find information about the lukas data set which pertains to An example pedigree. The lukas data set is found in the gap R package. You can load the lukas data set in R by issuing the following command at the console data("lukas"). This will load the data into a variable called lukas. If R says the lukas data set is not found, you can try installing the package by issuing this command install.packages("gap") and then attempt to reload the data. If you need to download R, you can go to the R project website. You can download a CSV (comma separated values) version of the lukas R data set. The size of this file is about 1,032 bytes.