Ben discovers that many researchers have published articles on the topic of working memory and academic achievement. He would like to find out the strength of association between these two variables after taking all the published studies into account. To do this, Ben's next step would be to conduct:
a. a case study.
b. archival research.
c. a meta-analysis.
d. a qualitative review.
Answer: c. a meta-analysis.
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Which services are not provided under the Older Americans Act?
A) in-home services. B) senior center programs. C) nutrition programs. D) Social Security benefits.
Which of the following measures of dispersion is least influenced by extreme outliers?
a. Range. b. Interquartile Range. c. Standard deviation. d. Variance.
Facts that have been written or said about cultural values and traits should be considered hypotheses
a. True b. False
Social exchange theory states that:
A) older people exchange goods and services with other older people. B) most older people exchange material goods and services with younger generations. C) elders must exchange their material resources for emotional support. D) elders generally have fewer resources to exchange.