Does bubbling in your last name incorrectly actually invalidate your score?

Test Preparation
1

<p>I may or may not have done so today, don't know. Anyways, if I messed up a letter in my last name (on the first page of the scantron), am I hosed or will they figure it out?</p>

2

<p>They’ll probably figure it out. Your scores might be delayed though.</p>

3

<p>Awesome. I can work with delay.</p>