<p>I have interviewed many students over the years that I have been an EC, and from my limited perspective, the self-selection is the key factor. I have interviewed several exceptional girls and some exceptional boys, and at the top end, there is not much to choose between them. However, at the bottom end, things are very different. </p>
<p>I have interviewed many more uncompetitive boys than I have uncompetitive girls. I see many, many more boys who apply to MIT, almost at whim, with no reasonable prospect of acceptance, than I see girls. Almost all of the girls are competitive.</p>