1.A common blood indicates the presence of a disease 95% of the time when the disease is actually present in an individual.Joe's doctor draws some of Joe's blood and performs the test on his drawn blood.We also know that one percent of all people have the disease.Also, if a person has the disease, then the probability that the diagnostic blood test comes back positive is 0.95.Finally, if a person is free of the disease, then the probability that the diagnostic test comes back negative is 0.95.Given that the blood test is positive for Joe, what is the probability that Joe actually has the disease?