Question: How is a longitudinal study different from a typical within-group research design? a. A longitudinal study involves random assignment to the levels of the independent

How is a longitudinal study different from a typical within-group research design? a. A longitudinal study involves random assignment to the levels of the independent variable. b. A longitudinal study is shorter in length. c. A longitudinal study looks for change over time. d. A longitudinal study compares a dependent variable between different groups

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