In an experiment, a researcher wants to avoid the presence of _______________
A) confounding variables
B) dependent variables
C) independent variables
D) random assignment
Answer: A
Rationale: Confounding variables are variables outside of the researcher's control that might affect the results. In an experiment, it is important to avoid or control for confounding variables because they can make it difficult to determine if the independent variable is really affecting the dependent variable or not.
You might also like to view...
Your text has a section on depression that highlights the point that:
a. true clinical depression has a biological cause, and clinicians need to first rule out social causes before making a diagnosis b. repeatedly focusing on the causes, consequences and symptoms of one's negative emotions can increase the odds that one will become depressed c. during the teen years boys tend to develop more depression than girls d. depression is the primary cause of alcohol and drug addiction in teens, and the depression needs to be treated before the addiction to have a high chance of full recovery without relapses
Through classical conditioning, Alyce has developed a fear of mice. She also shows a fear response to gerbils and hamsters. Alyce is demonstrating
a. stimulus generalization. b. stimulus discrimination. c. spontaneous recovery. d. extinction. e. reconditioning.