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(Hypothesis Testing)A study has the following design: For the first two years, researchers will follow the subjects with scans and memory tests to see whether

(Hypothesis Testing)A study has the following design: For the first two years, researchers will follow the subjects with scans and memory tests to see whether a drug increases memory.

What do you think?The data could be analyzed as a between-subjects design or as a within-subjects design. What type of analysis would be done for each type of design and how would the choice of designs affect power?

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