9. Identify the type of sampling (simple random sample, systematic, convenience,

stratified, cluster) used when a sample of the 232,000 Jones Soda shareholders is

obtained as described.

A. A complete list of all stockholders is compiled, and every 500th name is selected.

B. At the annual stockholders' meeting, a survey is conducted of all who attend.

C. Fifty different stockholders are randomly selected, and a survey is made of all

their clients who own shares of Jones Soda.

D. A computer file of all stockholders is compiled so that they are all numbered

consecutively, then random numbers generated by computer are used to select the sample

of stockholders.

E. All of the stockholders' zip codes are collected, and five stockholders are

randomly selected from each zip code.

10. The National Center for Health Statistics reported that of every 883 deaths in recent years, 24

resulted from an automobile accident, 182 from cancer and 333 from heart disease. What is the

probability that a particular death is due to an automobile accident?

A. 24/883 or 0.027

B. 539/883 or 0.610

C. 24/333 or 0.072

D. 182/883 or 0.206

11. What does the complement rule state?

A.P(A')=P(A)-P(B)

B.P(A)=1-P(A')

C.P(A')= P(A)*P(B)

D.P(A')=P(A)+P(B)

12. The first card selected from a standard 52-card deck was a king. If it is returned to the deck,

what is the probability that a king will be drawn on the second selection?

A. 1/4 or 0.25

B. 1/13 or 0.077

C. 12/13 or 0.923

D. 1/3 or 0.33

13. What doesequal?

A. 640

B. 36

C. 10

D. 120

14. If the variance is 3.6 grams, what is the standard deviation?

A. 0.6

B. 1.897

C. 6.0

D. 12.96

15. Which of the following is correct about a probability distribution?

A. Sum of all possible outcomes must equal 1

B. Outcomes must be mutually exclusive

C. Probability of each outcome must be between 0 and 1 inclusive

D. All of the above