Jackie has difficulty concentrating on her math homework, but is able to spend hours composing and playing music on her computer, illustrating what psychologist Deana Kuhn called
a. selective attention.
b. sustained attention.
c. executive control.
d. managing and deploying cognitive resources.
Answer: d. managing and deploying cognitive resources.
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Correlations are not appropriate to ____ but are useful to ____.
A. predict behavior; make cause-and-effect statements B. make cause-and-effect statements; pinpoint confounding effects C. evaluate testimonials; evaluate surveys D. make cause-and-effect statements; make predictions about behavior
Why does the brain need thiamine?
A. To enable glucose to cross the blood-brain barrier B. As a source of fuel in case there is not enough glucose C. As a building block for making proteins D. To enable it to metabolize glucose
Several studies conducted by David Lykken (1985) showed that 84% of guilty subjects were successfully identified by polygraph examination. What percentage of innocent subjects were successfully identified?
A. 26% B. 53% C. 72% D. 87%
Which statement is supported by research on individual differences in motor skills?
A) Environmental factors have little impact on sex differences in motor skills. B) Sex differences in motor skills decrease with age, but remain great throughout childhood. C) Adult involvement in young children’s motor activities should focus on the correct technique. D) The social climate created by adults can enhance or dampen preschoolers’ motor development.