An evolutionary psychologist would be most interested in the question of ____
a. whether gambling affects brain chemistry and fosters addiction
b. how best to assist a person to reduce a propensity to gamble
c. whether attraction to gambling varies over the life span
d. whether there is an adaptive reason why men tend to gamble more than women
ANSWER: d
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Why do some people take twice as long as others to finish an adaptive test?
a. People are allowed to ask for hints as often as they want. b. The questions continue until the person starts missing most items. c. People can answer in writing, by talking, or by drawing pictures. d. People are permitted to take a break from the test after every few questions.
Difference thresholds are determined by a constant fraction of the magnitude of the original stimulus. This is the premise of
a. Weber's law. b. selective attention theory. c. Gestalt laws of perceptual organization. d. signal-detection theory. e. the volley principle.
Pascal has a mental age of 15 and a chronological age of 20 . Using the IQ formula from the text, Pascal's IQ would be described as
a. below average. b. average. c. slightly above average. d. significantly above average. e. none of these; it cannot be determined with the information provided.
All of the following represent a significant drawback of conducting a longitudinal study EXCEPT
a. They require huge amounts of time. b. They risk gathering data that is not 100% reliable. c. They would risk experiencing panel attrition. d. They require a large sample size. e. They have the ability to show the patterns of a variable over time.