(1 point) Suppose the number of radios in a household has a binomial distribution with parameters n = 21 and p = 10% . Find the probability of a household having: (a) 11 or 14 radios (b) 12 or fewer radios (c) 17 or more radios (d) fewer than 14 radios (e) more than 12 radios Be sure to give your answers to at least 4 decimal places: Note: You can earn partial credit on this problem. .