For Exercises 3.1 to 3.4, see page 124; for 3.5, see page 126; for 3.6, see page 126; and for 3.7 and 3.8, see page 127.
3.1 Is this good market research?
You and your friends are big fans of True Detective, an HBO police drama. To what extent do you think you can generalize your preference for this show to all students at your college?
3.1
This is anecdotal evidence; the preference of a group of friends likely would not generalize to the entire college.