For each of the following three lifespan research approaches,
design a study to test the hypothesis,...
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Psychology
For each of the following three lifespan research approaches,design a study to test the hypothesis, \"as people age they becomesmarter.\"
1.Cross-sectional
2.Longitudinal
3.Sequential
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In cross sectional studies more than one sample is compared at a single point of time In order to test the hypothesis as people age they become smarter 3 groups may be selected The group can be divided into different age
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