Duplicate Question
The question on this page has been marked as a duplicate question.
Original Question
Suppose that 8% of a certain batch of calculators have a defective case, and that 11% have defective batteries. Also, 3% have b...Asked by Tatjana
Suppose that 8% of a certain batch of calculators have a defective case, and that 11% have defective batteries. Also, 3% have both a defective case and defective batteries. A calculator is selected from the batch at random. Find the probability that the calculator has a good case and good batteries.