Under what circumstances can divided attention occur most easily?
a) when you are under stress
b) when attention to small details is critical
c) when you are performing two tasks that are highly related
d) when you are performing tasks that are simple and well-practiced
ANS: d
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In a study of the effectiveness of cognitive therapy on anxiety, fifty anxious patients are divided into two groups. One group gets cognitive therapy, the other a fake kind of therapy that should have no benefit. However, the patients can tell that the second form of treatment is a fake. The study is weak because ____
a. its placebo condition did not control for expectancy b. it did not include an independent variable c. it confuses experimental designs with correlational designs d. it did not have a placebo condition
Harold was involved in a fight and received several kicks to the head. A CTscan revealed bruising of his cortex. Harold's symptoms suggest ____
a. that he suffered a cerbral contusion c. that he suffered a stroke b. apraxia and agnosia d. that a cerebral laceration occurred
Which of the following statements is true concerning the relationship between brain size and intelligence?
A) The higher the brain volume is, the higher the intelligence test scores. B) Higher brain volume causes higher intelligence test scores. C) The higher the brain volume is, the lower the intelligence test scores. D) Higher brain volume is unrelated to intelligence test scores.
According to the text, a major component in people's ratings of attraction is
A) intelligence. B) physical appearance. C) personality. D) family background.