<p>Mixed data on this question. If you dig through my earlier post </p>
<p><a href=“http://talk.collegeconfidential.com/1061479731-post14.html[/url]”>http://talk.collegeconfidential.com/1061479731-post14.html</a></p>
<p>you’ll find previous links citing above-the-RD-norm rates. I have, however, also seen published claims that deny any advantage.</p>