The thresholds you have mentioned are not universal to all creative writing programs, and definitely not to the degree you’ve encountered. These articles discuss the programs at a range of selective liberal arts colleges that your daughter may wish to consider:
The 10 Best American Colleges for Writers" | USA Today
Hamilton
Colorado College
http://college.usatoday.com/the-10-best-american-colleges-for-writers/
“The 10 Best Colleges for Creative Writers” | The Freelancer
Hamilton
Oberlin
Sarah Lawrence
Sewanee
http://contently.net/2014/11/06/resources/10-best-colleges-creative-writers/
“The 25 Most Literary Colleges in America” | Flavowire
Pomona
Wesleyan
Sarah Lawrence
Oberlin
Williams
Smith
Colorado College
Hamilton
Sewanee
Vassar
Bennington
http://flavorwire.com/409437/the-25-most-literary-colleges-in-america
I’d also recommend Kenyon.