Dr. Dalbey is studying the effects of fatigue on aggression. He hypothesizes that the more fatigue a person is experiencing, the more aggressively the person will behave. Unbeknownst to Dr. Dalbey, the participants' level of hunger also had an impact on their aggression. Hunger could thus be a(n) __________ variable.
A. independent
B. dependent
C. confounding
D. intervening
Answer: C
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What is the best way to describe the negative symptoms of schizophrenia?
A. Clearly identifiable symptoms B. Absences or deficits in normally expected behaviors C. Added behaviors not seen in healthy people D. Symptoms that psychologists are certain are occurring
When Matt goes to bed at night he is unable to fall asleep because he usually takes a nap in the evening. Matt stops taking naps so that he is able to get more sleep at night. Which antecedent control strategy is Matt using to increase his desired behavior of getting more sleep at night?
a. arranging establishing operations b. presenting the discriminative stimulus c. decreasing response effort d. removing the discriminative stimulus
When subjects are told the number of engineers in a sample of 100 people and are given a personality description of an individual from that sample, they estimate the probability that the selected individual is an engineer by using
a. the number of engineers in the sample. b. the personality description. c. Both the number of engineers in the sample and the personality description d. Neither the number of engineers in the sample nor the personality description
Which of the following therapies is NOT based on classical conditioning?
a. In vivo exposure b. Systematic desensitization c. Aversion therapy d. Token economy e. Imaginal exposure