I think it's definitely possible to see a 9-10 pointincrease with the starter package if you have minimal expose to the LSAT at this point. However everyone is different
I am in a very similar boat as you. I have no desire to go to a t-14. I have studied about 10 Hours a week for about a month consistently, and seen a 9 pointincrease from my diagnostic.
... that I could expect an increase in my score by about ... 've now achieved a 20+ increase and still have not hit ... somewhere between a 10-15 pointincrease, I imagine. And timing is ...