Population will be a college graduate and be certain or have little doubt that God exists?

Population will be a college graduate and be "certain" or have "little doubt" that God exists? B. What is the probability that a randomly selected adult from the U.S. Population will be "certain" or have "little doubt" that God exists? C. What is the probability that a randomly selected adult who is "certain" or has "little doubt" that God exists has no more than a high school education?