Consider a fictitious population of mice. Each animal's coat is either black (B) or gray (G) in color and is either wavy (W) or smooth (S) in texture. Express each of the following relationships in terms of probabilities or conditional probabilities relating to the population of animals.
(a) Smooth coats are more common among black mice than among gray mice.
(b) Smooth coats are more common among black mice than wavy coats are.
(c) Smooth coats are more often black than are wavy coats.
(d) Smooth coats are more often black than gray.
(e) Smooth coats are more common than wavy coats.