6. (20 pt., 5 pt. each) Suppose that 10% of the patients in a clinic are infected with a virus. Also suppose that when a test for this virus is given, 93% of the patients infected with the virus test positive and 97% of the patients not infected with the virus test negative. a. b. C. What is the probability that a patient testing positive for the virus is infected? What is the probability that a patient testing positive for the virus is not infected? What is the probability that a patient testing negative for the virus is infected? . What is the probability that a patient testing negative for the virus is not infected