In a large population, very close to 25% of the observations will fall below the 25th percentile?
(Q1), and close to 75% fall below the 75th percentile (Q3). The Web Site of the Educational Testing Service reports that on the SAT Verbal test, with a possible perfect score of 800, the 96th percentile of 1,475,623 scores nationwide is a score of 720

What is the best estimate of exactly how many scores were below 720

Question

In a large population, very close to 25% of the observations will fall below the 25th percentile?
(Q1), and close to 75% fall below the 75th percentile (Q3). The Web Site of the Educational Testing Service reports that on the SAT Verbal test, with a possible perfect score of 800, the 96th percentile of 1,475,623 scores nationwide is a score of 720

What is the best estimate of exactly how many scores were below 720