You have the opinions of people who buy the services of Carleton College (University) in the area close to Minnesota.
Nowadays this firm gets a rating of 4.5 over 5 and that score was based on 62 reviews.
You must have seen that its rating is nearly the best, and it's founded on a high number of scores, so we can conclude that the rating is quite reliable. If many people have bothered to rate when they've done well, is that it works.
As you know, we don't usually stop to write evaluations when they are positive and we usually do it only if we have had a problem or incidence...
This University is classified in the category of College.