In this study, each address of a telephone customer is your
A) sampling frame.
B) observation unit.
C) sampling element.
D) sampling unit.
E) sampling interval.
What is the sampling frame of the study?
A) cable television viewers
B) all voters in the community
C) the list of customers from the cable television company
D) all households in the community
E) adults who own televisions
What are institutional review boards and what is the purpose of one?
A) They are located in state police offices. They ensure that researchers do not misuse money given to them for research.
B) They are part of professional associations. They lobby for more research money from government agencies.
C) They are at most colleges, hospitals, and research centers. They make sure that research involving humans is carried out ethically.
D) They are located inside government agencies that give grants for research. They ensure that the methodology used is scientific.
E) They are parts of citizen groups. They fight against the invasion of privacy that social research represents.