It is estimated that, during the past year, 28% of all adults visited a therapist and 46% of all adults used non prescription antidepressant. It is also estimated that 22% of all adults both visited a therapist and used a non-prescription antidepressant during the past year. Answer the questions below. (If necessary, consult a list of formulas) 5 2 (a) An adult who visited a therapist during the past year is randomly selected What is the probability this adult used non prescription antidepressants? Round your answer to 2 decimal places. D (b) What is the probability that an adult visited a therapist during the past year, given that he or she used non-prescription antidepressants? Round your answer to 2 decimal places