<p>Momsquad’s post hits the operative issue. </p>
<p>Differences of 20-40 points for an entire population reflect a materially different selectivity on both the part of the admissions committee and the matriculating students.</p>
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<p>Agreed, and that is why some people (me included) pay particular attention to the reported SAT ranges and generally discount much of the other information in the rankings.</p>