my gmat score is 710 and UCONN's class's avg gmat is 604

This is an impossible question to answer.

GMAT alone is no indication of admission guarantee. The average just says that your GMAT falls into their range.

There are many other factors: Your essays, Your Interview, The clarity of your goals, Your work experience and leadership experience at work and outside of work, your passion for the school and of course, class diversity.

If they put you on waitlist, it means your profile is acceptable to them. They surely like you. but there may be other factors. Does the school encourage contact from waitlisted candidates? If yes, go through the https://www.beatthegmat.com/mba/waitlist and see good waitlist approaches. There are many articles by premier consultants which may help you in converting that waitlist to an admit.