Uncontrolled systematic variance in an experiment is due to:
a. chance.
b. confound.
c. treatment.
d. either treatment or a confound.
B
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In terms of increasing test standards, computers have
a. aided progress by enabling advanced statistical analysis of test information. b. failed to help because they cause an increase in analytical errors. c. had little or no impact on the way data is analyzed. d. caused more problems than they have solved.
What is the purpose of perceiving the affordances of objects?
A. to understand possible actions B. to understand the cost C. to form an opinion D. to form an attachment
Which statement concerning antisocial/delinquent behavior and biology is TRUE?
A. Inherited temperament may increase risk for aggressive behavior. B. Chromosome 17 contains a gene that controls violence. C. Twin studies indicate that aggression is inherited. D. Diminished levels of hormones like testosterone often lead to violence.
Flashbulb memories:
a) typically concern major, unexpected public or personal events b) are remarkably accurate, even years after the initial event c) must be due to special encoding mechanisms for emotionally charged events d) are implicit memories