When we consider variables such as the groups to be studied and compared for achievement gap studies, the idea of subgroups within each student category should be considered. This article took note of the differences within the two groups of international and domestic students. Each student has their own background and unique demographics that can lead to differences in academic achievement that can be found not only in comparing two or more groups against each other but within each group that can provide further understanding as to the nature of the achievement gap that is present.