<p>For 2009, it's 11%. You can doubt me, but I saw it Ms. Phillips' speech (it was in paranethsis and next to it said something like this: not sure we want to give out the number, but you are a group of very competitive kids). This was at Penn Previews.</p>
<p>Sounds about right. The acceptance rate usually comes out to about 10%, fluctuating up and down depending on the admissions cycle.</p>