Well if you don't believe it, then get the 2009 version of USNWR, because that's what it says in there.
This is a direct paste from usnews.com where I also have a subscription:
Fall 2008 Admissions Statistics
Total admissions data 4259 applied, 754 interviewed, 588 were accepted, 290 enrolled...588/754 = 77.98%
In-state admissions data 1396 applied, 522 interviewed, 406 were accepted, 246 enrolled...406/522 = 77.78%
Out-of-state admissions data 2863 applied, 232 interviewed, 182 were accepted, 44 enrolled...182/232 = 78.45%