Assignment:
Q1) In the class, there are 12 freshmen, of whom 8 are males and 15 sophomores, of whom 5 are females. If one student is selected at random, what is the probability of selecting a freshman or a female?
Q2) In a recent poll by American Automobile Club, 40% of the surveyed said that they were worried about aggressive drivers. If 3 people are randomly selected, what is the probability that all 3 will be worried about aggressive drivers?
Q3) A Container has 6 blue marbles, 3 red marbles, and 6 white marbles. If 3 marbles are drawn with replacement, what is the probability that all three will be blue?
Provide complete and step by step solution for the question and show calculations and use formulas.