Exam 9: Experimental Research

Why is control a necessary and crucial feature in experiments? How is deception a feature of control in experiments? In what circumstances is it ethical to use deception in experiments?

Define the following terms -pretest

After the delivery of a baby,new parents at Fraser Valley General Hospital were given a poison knowledge test.Before leaving the hospital they were given literature to read on poison awareness.A week later,they were invited back and took the poison test again to determine whether distributing poison awareness literature enhanced the knowledge of new parents.What kind of design is being used here?

Define the following terms -statistical regression