<p>With a 27 you will not get into any of the schools you mentioned.
Yale/Stanford/Columbia you will need a <em>minimum</em> of a 34
NYU/Northwestern you will need a <em>minimum</em> of a 32.
BU/NE you will need a <em>minimum</em> of a 30.</p>
<p>OP, the reason I ask is that my D will graduate with an IB diploma. I asked her recently what her predicted scores were. She responded, “Dang if I know”.</p>