Josh constantly complains about fatigue, muscle tension, and sleep problems. He is irritable, worries incessantly about little things that cause others in his family no concern, and has trouble concentrating. From his symptoms, it is likely that Josh has:
A) generalized anxiety disorder.
B) major depression.
C) bipolar disorder.
D) dissociative disorder.
A) generalized anxiety disorder.
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Katy swims faster when there are large crowds at the swim meet than when she practices and no one is around. Her faster times may be due to:
A. social inhibition B. deindividuation C. diffusion of responsibility D. social facilitation
Which one of these statements about shaping is correct?
a. Experience indicates that food is the best reinforcer to use when shaping a behavior. b. Shaping is the reinforcement of successive approximations at regular time intervals. c. Shaping is a formal training procedure, but something like it occurs in the outside world. d. The criteria for a successful response remains constant throughout the shaping procedure. e. Shaping is a type of observational learning.
Your ability to distinguish causal from correlational relationships depends on the degree of control you have over the variables.
Answer the following statement true (T) or false (F)
Rachel and Matt are in their first year of middle school. Statistically, one would expect their academic achievement to _____.
A) improve B) decline C) remain the same as in elementary school D) exhibit an erratic pattern of rising and falling