Suppose 5% of Americans have health insurance with the Affordable Care Act (ACA), 85% have other insurance, and 10% have no insurance. Of those covered by the ACA, 55% have a pre-existing condition (such as cancer, diabetes, etc.) 10% of those with other insurance, and 90% of those with no insurance, also have a pre-existing condition. (a) (3) Find the probability that a randomly selected person has a pre-existing condition. (b) (2) Find the probability that a randomly selected person is covered...