1. The goal(s) of statistical procedures are to

A. predict or infer what might happen in the future

B. describe what has happened

C. both A and B are correct

D. none of the above

2.Is a Class rank (i.e. freshman, sophomore, junior, senior) an example of

A. measurement

B, Categorical

3. Is Religious Affiliation an example of

A. measurement

B. categorical

4.A biologist was investigating the number of eggs laid by snakes. She believes there is a difference between Rattlesnakes and King Cobras

a)What is the independent variable?

b)What is the dependent variable?

c)Is the dependent variable discrete or continuous?

d)What is the scale of measurement of the dependent variable?

5.A researcher was investigating whether gender, age of the student, and GPA of the student had a bearing on how much alcohol the average Georgia University student would drink on a typical weekend. How many dependent variables are involved with this research?

A. one

B. two

C. three

D. four

6. A quality control supervisor measures the quality of steel ingot on a scale from 0 to 10.He designs an experiment in which three different temperatures and five different pressures areutilized, with 20 ingots produced at each Temperature-Pressure combination.

a) What is/are the independent variable(s)?

A. quality of steel

B. temperature

C. pressure

D. two of the above are correct

b) What is/are the dependent variable(s)?

A. quality of steel

B. temperature

C. pressure

D. two of the above are correct