1. For which situation is cluster sampling most appropriate and efficient?
a. a small population centered in one area
b. a large population centered in one area
c. a large population scattered across a wide geographic area
d. a small population scattered across a wide geographic area
2. Which of the following is a weakness of qualitative analysis:
a. typically small samples mean that there is a problem with inferences
b. personal and personnel differences introduce problems with reliability
c. reliability and replicability problems raise questions about objectivity
d. all of the above