You are conducting a survey at a college with 800 students, 50 faculty members, and ...

     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 listing in   the campus phone directory.   Suppose you were to cut up the directory and pull   out one listing at random to   contact. 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