Note: DNQ = did not qualify to attend a summer program; QNA = qualified, but chose not to attend a summer program; TIP = attended a Duke TIP
(Talent Identification Program) summer program; NC = North Carolina. In Table 1, Part a, the SAT scores based on the match between DNQ and QNA are not
reported because they were not matched on SAT score. In Table 1, Parts b and c, each cell consists of the percentage of the student group who responded.
aPercentage of all seventh-grade students in North Carolina.