There are simply too few white students to go around. (psmag.com)
In many urban areas, however, this was too little, too late: integrating urban schools was becoming increasingly difficult by the late 1960s and early 1970s because there were so few white students left in city school systems. (gse.harvard.edu)
So, the scores of black students and Hispanic students went up as did their proportion of the students tested; but, the increased scores were not enough to make up for fewer white students who scored higher. (jackjenningsdc.com)