Risky drivers: An automobiie' Insurance company divides customers into three categories: good risks medium risks, and poor risks. Assume that- .of a total of 11,099 customers 7749 are good risks, 2403 are medium: risks, and 94'}r are poor risks. As part of an audit,- one customer is chosen at random Round 'your answers to murdecimal places if necessary. (a).\\_I'-'hat is' the probability that the-customer i5? good risk? The probability that the customer is a good risk is D . Sick computers: Let Fbe the event that a computer contains a virus, and let Who the event mat a computer contains a worm. Suppose P0?) = 0.45,.P(W) = 0.42, P (Vand W) = 0.38. (a) Find the probability that the computer contains-either a virus .or a worm or both. (b) Find- the probability that the computer does not contain a virUs. (a) Find the probability that the computer contains either a virus'or a, worm or both. The probability mat the computer contains either a virus or'a worm or both is . (b) Find the probability that the computer does not contain a virus. The probability mat the computer does not contain a virus is D . \f