Question 3. Diagnostic and serology tests are crucial tools to fight the spread of severe acute respiratory syndrome coronavirus such as Convid-19. Unfortunately, tests are not 100% reliable you may test positive and not be sick this is called a false positive; you may test negative when you are sick - this is called a false negative. We can formulate these types of problems in in terms of conditional probabilities: For the following questions consider the following information provided to us by the kit manufacturer

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