A medical student wants to be a surgeon. Observing an operation, she focuses her attention on the way her teacher is holding the scalpel and the angle between the blade and the skin. The student's attentional focus is an example of the component known as
a. goal-directed attention.
b. stimulus-driven attention.
c. invariant perception.
d. unconscious inference.
Answer: a. goal-directed attention.
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The problem with static group comparison designs is that _____
a. there are too many independent variables b. there are too many unknown differences between the groups c. there are too many dependent variables d. the random assignment technique didn't result in equivalent groups
Based on the successes and failures of medication in treating various psychological disorders, it would be most accurate to say that so far, medication can treat
A. physiological symptoms but not mental symptoms. B. personality issues but not cognitive or sensory issues. C. cognitive or sensory issues but not personality issues. D. mental symptoms but not physiological symptoms.
On a fixed-ratio schedule reinforcement is given _________
a. for the first correct response after randomly varying amounts of time have passed b. for the next correct response after a fixed number of responses have been made c. for the first correct response after a fixed amount of time has passed d. for the next correct response after a varying number of responses have been made
A recent news story describes an unusual condition found among females at a local high school. After eating frozen yogurt from their cafeteria, a number of girls have begun to "spin wildly" throughout the lunchroom until being restrained by a faculty hall monitor. Immediately after being stopped, each girl reported feeling compelled to "spin" after eating. The number of girls involved in these incidents increased until the yogurt machine was removed from the cafeteria. In all probability, this behavior can be considered an episode of
A) mass-induced mania. B) mass hysteria. C) demonic possession. D) emotional dysplasia.