If Virginia Wanted to Conduct an Experiment to Determine How

Multiple Choice

If Virginia wanted to conduct an experiment to determine how intelligence changes in adulthood, which of the following would NOT be a factor when deciding whether to use a cross-sectional or longitudinal design?

A) Cross-sectional studies are less time-consuming and less expensive than longitudinal studies.
B) Cohort effects may contribute to incorrect conclusions about changes in intelligence.
C) Participants in a longitudinal study may discontinue their participation, move away, or die during the study.
D) Cross-sectional studies would require repeated testing of participants.