One way of providing some control in a causal-comparative research design is to:
A. obtain measurements on an additional dependent variable.
B. do a pilot study before carrying out the main research.
C. list all of the subjects from the population under study and randomly assign them to experimental and control groups.
D. match the subjects from comparison groups on extraneous variables.
Answer: D
You might also like to view...
Identify and explain the infectious agents in STORCH syndrome, briefly describe methods of maternal contraction, and ways the infection is passed to the fetus. Discuss the risks to the fetus/infant, and techniques to avoid or treat the infections
What will be an ideal response?
Where does qualitative research take place?
a. In a specially constructed laboratory. b. Through survey instruments. c. In the mind of the researcher. d. Through statistical analysis. e. In the world of the participant.
What are the two parts needed in a well-written instructional objective?
What will be an ideal response?
Evaluate the following short-term goals and select which one would be most effective.
A. I will reduce my housing expenses by 50% by finding a roommate before school starts. B. To cut costs I will find a roommate in the next six months. C. By fall, I will be living with a roommate instead of living alone. D. I will reduce my housing expenses over the next year.