<p>It is undoubtedly a calculated ratio IQ. Most all IQ tests are normed around 100, so they are mostly accurate only up to about 150, so anything above that is just a numerical estimate.
It would be interesting to know what the test was (for example Standford Binet LM 3, etc).
There are actually hundreds of various IQ and emotional skills assessment tests out there. </p>
<p>Very doubtful in any case that she’d be accepted solely on the basis of an IQ test. Let her take the SAT, submit her transcript and GPA, etc. then Duke could accept her like anyone else.</p>