The computer manager is pretty robust. You're able to customize the AI so that he'll bunt or be more aggressive and go for the 3-run homer. You can also customize the pitching decisions too so that the manager will be a Tony LaRussa type who changes pitchers every 5 minutes, or just leaves in the starter until his arm falls off.
You might want to check out this site:http://www.stratfanforum.com/forums/index.php
It's very active and the guys there are usually very helpful with all things Strat-O-Matic.