Question #4: Binomial Distribution (12 points - 4 points each) Mary's Final Exam for Psychology has 10 True/False questions and 10 multiple choice questions with 4 choices for each answer. Assuming Mary randomly guesses on every question: **Write answers using 3 decimal places** a.) What's the probability that she gets at least 6 of the 10 true/false questions correct? b.) What's the probability that she gets at least 5 of the 10 multiple choice questions correct? c.) If the multiple choice questions had 5 choices for answers instead of 4, what's the probability that she gets at least 5 of the 10 multiple choice questions correct