
124 Statistical Programming in SAS
This table includes the summaries of four different variables on the row dimension
(BROOD1, BROOD2, BROOD3, and TOTAL) with the summary of each variable
stratified by the value of another variable (CONC). The columns include the sample size
and the five-number summary (min, first quartile, median, third quartile, max) associated
with the brood, and the TOTAL variable stratified by the nitrofen concentrations. For
example, entries in the first row (BROOD1 and CONC=0) correspond to the summary
statistics of the number of young produced in the first brood in organisms exposed to
control conditions. Here, th ...