14. * A marketing research firm is conducting a preliminary analysis of the potential market for a new monthly magazine for the Internet. The firm has compiled Table 3.19 containing demographic information from a survey of 10,000 people. Income Age $50,000 1,345 2,598 3.943 Total 5,415 4,585 10.000 Table 3.19 Age/Income Table Source: Fred Hulme What is the probability that a randomly chosen person from this population will have a yearly gross income of less than $50,000? P= b. What is the probability that a randomly chosen person from this population will be 40 years or older? P- C. What is the probability that a randomly chosen person from this population will have a yearly gross income of less than $50,000 and be 40 years or older? P