1. The listing of all possible outcomes for a random situation is called what? A. Event B. Controlled C. Successes D. Sample space

2. The chance of winning on the type of lottery tickets you purchase is 0.05 or 1 in 20. You know to stop after you win, so this will be a geometric setting. You will play each Saturday until you win. What is the probability of winning on the fourth ticket?

A. 0.05 B. 0.0475 C. 0.0451 D. 0.0429

3. What is the probability of getting a number less than three on a fair die and a tail on a coin flip?

A. 1/12 B. 1/6 C. 1/4 D. 1/2

4. "My wife was not asked to take the medical study because it was obvious that she was eight months pregnant." The situation listed above is an example of what?

A. Regressive B. Stratification C. Replication D. Blocking E. Sponsorship