An old classmate who graduated from the Phoenix campus in 2014 said they had some problems with technology, specifically "skyping in" to classes in Tucson. Clinical experiences were great, though! And knowing the UA they probably worked to address an...
They said the Tucson cohort is increasing to around 44 this year and that they'll notify everyone via email on Friday afternoon. Thankfully it's not a long waiting game!
From what I remember, the Graduate College app was no big deal- choose the program, fill out personal information, upload unofficial transcripts, and that might be it? Nothing major or substantive at least :)