Question 1: If an unbiased coin is flipped 3 times, what is the probability of getting exactly two heads?
Question 2: What is the probability of selecting two aces (without replacement) from a well-shuffled deck of cards?
Question 3: Assuming the population of all statistics students that have taken this class had mean total points at the end of the class of 300 with a standard deviation of 30.
a. What is the percentile rank for someone who got 350 points?
b. What percentage of students had between 275 and 375 points?