Multiple choice

1. A researcher conducts a survey of students randomly selected from Introduction to Psychology classes at State University. The researcher then attempts to generalize these findings to all college students. In this example, the target population is:

A. All psychology students 

B. Cannot be determined given the information available 

C. All college students at State University 

D. All college students 

E. All psychology students at State University 

2. A spurious relationship between two variables is:

A. False 

B. Compensatory 

C. Valid 

D. Causal 

E. Reliable 

3. Cluster sampling is a form of non-probability sampling.

A. True 

B. False 

4. A scale is an index in which different items are given different weights.

A. True 

B. False