A real estate company is interested in the ages of home buyers. They examined the ages of thousands of home buyers and found that the mean age was 48...

Complete the following statements about the distribution of all ages of home buyers.

(a) According to Chebyshev's theorem, at least ?56%75%84%89% of the home buyers' ages lie between 24 years and 72 years.(b) According to Chebyshev's theorem, at least ?56%75%84%89% of the home buyers' ages lie between 18 years and 78 years

(c) Suppose that the distribution is bell-shaped. According to the empirical rule, approximately ?68%75%95%99.7% of the home buyers' ages lie between 24 years and 72 years.(d) Suppose that the distribution is bell-shaped. According to the empirical rule, approximately 99.7% of the home buyers' ages lie between  years  and years.