A researcher was studying the attitudes of community college students towards the legalization of marijuana. The students were given a statement and asked if they strongly agreed, agreed, had no opinion, disagreed or strongly disagreed. "Marijuana is a dangerous drug for people under 25." The following table summarizes the results. Use this table for problems 10 through 15. 10. What is the probability that a randomly selected student will agree with the statement? 11. What is the probability that a randomly selected student will be a freshman and have no opinion? 12. What is the probability that a randomly selected student will have no opinion and disagree? 13. What is the probability that a randomly selected student will strongly agree or strongly agree? 14. What is the probability that a randomly selected student will agree given that they are a sophomore? 15. What is the probability that a randomly selected student is a sophomore given that they agree? 16 How many different 7 -card hands can be chosen from a standard 52-card deck