How can we conclude that means of the control and treatment groups come from different populations when we believe the groups were equivalent when the experiment began? We must conclude that the "difference was produced by the _____
a. statistics c. independent variable
b. dependent variable d. controlled variables
C
You might also like to view...
Research into the debate on the role of media violence on children suggests that
a. media violence contributes to increased aggression among children but not adults. b. media violence contributes to increased aggression among adults but not children. c. media violence contributes to increased aggression among children and adults. d. no conclusion as to the cause-and-effect relationship between media violence and aggression because the majority of the studies have been correlational.
According to survey research, most adults sleep between ____ hours a night
a. 4-5 c. 7-8 b. 5-6 d. 9-10
Cognitive psychologists believe abnormal behavior is the result of:
-classical conditioning. -repressing one's threatening thoughts, memories, and concerns in the unconscious mind. -illogical thinking problems. -chemical imbalances, genetic problems, and brain damage.
After the car accident, Sherry was unable to remember what happened from the time of the crash until the following morning. Sherry appears to have experienced
a. amnestic disorder. b. anterograde amnesia. c. retrograde amnesia. d. dissociative fugue.