Data will not help you in those two courses compared to Adv Functions. Although 1M03 and 1F03 are easier than most 1st year math courses, you may still have trouble keeping up with the work on top of your other courses.
Before looking for tutors, try the Math Help Centre:
http://www.math.mcmaster.ca/undergra...pin_center.php
You most likely will have more troubles in 1M03 than 1F03.