A therapist believes that teaching anxious clients group interaction skills can lessen their anxiety. She gives an anxiety test, chooses the most anxious 10 percent of people, and then teaches them group interaction skills. On giving them a second anxiety test she discovers that their anxiety is significantly lower. If she concludes that the teaching has caused lessened anxiety she is ignoring
____ as a potential threat to internal validity.
A) selection
B) statistical regression
C) mortality
D) history
B
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Nicotine is a stimulant.
Answer the following statement true (T) or false (F)
Daniella thinks that she is extremely overweight despite having a normal body weight. She avoids eating food and has recently lost a lot of weight. Despite this, she continues to think that she is overweight. Which eating disorder is Daniella most likely suffers from?
A) Anorexia nervosa B) Hyperphagia C) Bulimia nervosa D) Adaptive thermogenesis
Which theory proposes that a certain level of illusions can be helpful?
A. optimal margin theory B. social comparison theory C. social identity theory D. self-schema theory
With operant conditioning, a(n) ____________________ schedule is one in which the reinforcement is delivered only some of the time after the response has occurred
Fill in the blank(s) with correct word