25. You are conducting a survey at a college with 800 students, 50 faculty members, and 150 administrators. Each of these 1,000 individuals has a single email address listed in the online campus directory. Suppose you were to select one email address at random. What is the probability it would be

(a) a student,

(b) a faculty member,

(c) an administrator,

(d) a faculty member or administrator, and

(e) anyone except an administrator?

(f) Explain your answers to someone who has never had a course in statistics.