AN EXPLORATORY ANALYSIS OF PERFORMANCE ON THE SAT

Methods of exploratory data analysis are used to decompose data tables that portray the performance of various ethnic groups on the Scholastic Aptitude Test (SAT). These analyses show the size and structure of the differences in performance among the ethnic groups studied, the nature of changes across time, and the interactions between ethnic group membership and time. Suggestions regarding the clear display of results from data in this form are made and illustrated.