1 .Identify the variable as either continuous or discrete: The number of freshmen entering a randomly selected college in a certain year.

2. Identify the variable as either discrete or continuous: The temperature of a randomly selected cup of coffee.

3. A student is doing research about alcohol consumption at his state university.

To collect data, he questions 263 students about their drinking habits as they leave the dormitory cafeteria.

What type of sampling was used?

4. Identify which type of sampling is being used:

To avoid working late, a quality control analyst simply inspects the first 100 items produced in a day.

5. Determine if the survey question is biased:

Do you think eating cake is bad for you?

a. Yes

b. No

6. Determine if the survey question is biased:

Why is eating eggs bad for you?

a. Yes

b. No

7. A data set consists of a list of the hair color of each woman on a high school tennis team.

What level of measurement best describes this data?

8. A sample ofmattresses is categorized from softest to hardest. What level of measurement is being used here?

9. Determine whether the measured quantity in the statementis a statistic or a parameter:

In a recent study of all Math majors at a university, 10% say that they will have a minor in Physics.

10. Determine whether the measured quantity in the statementis a statistic or a parameter: In a recent survey of 1600 registered voters, 32% say they approve of the president'sjob performance.

11. Identify the variable as either continuous or discrete:

The number of stories in a randomly selected building in Manhattan building.

12. Determine whether the given variable is discrete or continuous :

The height of a randomly selected maple tree.

13. In a poll, 1001 women in a country were asked whether they favor or oppose the use of"federal tax dollars to fund medical research using stem cells obtained from humanembryos." Among therespondents, 45% said that they were in favor.

Determine the population.

a. The 1001 women selected

b. 45% of the 1001 women selected

c. All women in the country

d. 45% of all the women in the country

14. A quality-control manager randomly selects 30 bottles of orange juice that were filled on January 19 to assess the calibration of the filling machine.

Determine the population

a. Bottles of orange juiceproduced in the plant.

b. The 30 bottles of orange juice produced in the plant in January.

c. The 30 bottles of orange juice produced in the plant on January 19th.

d. Bottles of orange juice produced in the plant on January 19th