A B D E F G H M N California Community College union found that 90%% of students in community colleges use their personal cars to attend classes. 2 You randomly selected 99 PCC students and asked if they use their personal cars to attend classes. 4 Find the probability that " a) At least 89 students say they use their personal cars to attend classes. 6 b) more than 89 students say they use their personal cars to attend classes, 7 c) between 85 and 90 students say they use their personal cars to attend classes. 8 d) Are any of the probabilities (a), (b). or (o) unusual