A medical practice group consists of seven doctors, four women and three men. The women are Drs. Town, Wu, Hein, and Lee. The men are Drs. Marland, Penner, and Holmes. Suppose new patients are randomly assigned to one of the doctors in the group.

a. List the equally likely outcomes that could occur when a patient is assigned to one of the doctors.

b. What is the probability that the new patient is assigned to a female doctor? Write your answer as a fraction and as a percentage rounded to one decimal place.

c. What is the probability that the new patient will be assigned to a male doctor? Write your answer as a fraction and as a percentage rounded to one decimal place.

d. Are the events described in parts (b) and (c) complements? Why or why not?