AP Psychologyeasymcq1 pt
Cross-sectional research compares
A.different age groups at one point in time
B.the same people over many years
C.twins only
D.cultures
Explanation
Core Concept
Cross-sectional studies test 5-, 10-, and 15-year-olds at once — fast, but cohort differences can masquerade as age effects.
Correct Answer
Adifferent age groups at one point in time
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