Page 793, Section 12.1:
4. To test the effects of a new drug, you plan the following clinical trial. Each patient receives the new drug, an established drug, or a placebo. You enroll 50 patients. In how many ways can you assign them to the three treatments? [In the first edition, this problem was different.]
8. Five people line up for a photograph. How many different lineups are there?
12. A committee of three people, consisting of a president, a vice president, and a treasurer, must be chosen from a group of ten. How many committees can be selected?
Page 805, Section 12.2:
Determine the sample spaces for each random experiment.
2. The random experiment consists of rolling a six-sided die twice.
4. An urn contains six balls numbered 1 - 6. The random experiment consists of selecting five balls without replacement.