What is meta-analysis? What were the findings of a meta-analysis that examined the effects of watching violent media on aggressive behavior in children and adolescents?
What will be an ideal response?
Answer: It is a statistical technique for combining the results of a number of studies in order to discover their commonalities. The meta-analysis showed that there is a correlation of approximately .30 between exposure to violent media and violent behavior.
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Which of the following best summarizes social-cognitive learning theory?
A) Children learn best through observation as long as they are consistently rewarded for the same behaviors. B) Children respond best to frequent reinforcement and praise. C) Rewards and punishers are not always necessary as children learn through observing siblings' interactions with their parents. D) Punishment is preferred over reinforcement as a means of teaching new behaviors.
Clanging
What will be an ideal response?
The ________ is a measure of variability.
A. mode B. standard deviation C. mean D. range
Julia's IQ is 110. Her great grandson Zack's IQ is 125. Which of the following likely accounts for the wide discrepancy in their IQs?
A. education B. genetics C. culture D. nutrition