I know you asked me to read the entire post, but I’ll confess I didn’t - because it is unlikely PSU will take much more than test score and GPA into account.
The attached link is a little old but it will give you a good idea of where you stand.
http://educationquicktakes.blogspot.com/2011/02/penn-state-bubble-chart.html
3.4/2070 puts you likely yes for a branch campus, but once they weight your GPA, I’d guess you have a decent shot - not safety school chance, but a good chance.
Improve your chances by applying undecided and, if you can, being willing to start during the summer.