Multiple Choice
A researcher studied the effects of a preschool enrichment program on the IQ of children starting at 2, 3, or 4 years of age.Each age group was assessed at the end of the first year of the program for short-term effects and then again five years later for long-term effects.Which research design does this study exemplify?
A) cross-sectional
B) longitudinal
C) sequential
D) cross-longitudinal
Correct Answer:
Verified
Correct Answer:
Verified
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