It is estimated that 25% of all California adults are college graduates and that 30% of California adults are regular internet users. It is also estimated that 19% of California adults are both college graduates and regular internet users. Answer the questions below. (If necessary, consult a list of formulas.) (a) What is the probability that a California adult is an internet user, given that he or she is a college graduate? Round your answer to 2 decimal places. [I] (b) Among California adults, what is the probability that a randomly chosen internet user is a college graduate? Round your answer to 2 decimal places. I]