Multiple Choice
A researcher decides to investigate whether there are any changes in people's IQ scores from early adulthood through late adulthood.The researcher (and others) begins with a sample of 21-year-olds and plans to follow this group until they are 80 years old.The type of research design she is planning to employ is called
A) cross-sectional.
B) longitudinal.
C) time-lag.
D) sequential.
Correct Answer:
Verified
Correct Answer:
Verified
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