Question: What is the research question for this table? What's the kind of study conducted? What is the study size? Table 2. Change in cholesterol (before-to-after-treatment,

What is the research question for this table? What's the kind of study conducted? What is the study size?

of study conducted? What is the study size? Table 2. Change in

Table 2. Change in cholesterol (before-to-after-treatment, baseline to first follow-up visit) by drug treatment. *Assume each trial has different participants Difference from before and after treatment Mean Type of Number of (change in Standard Trial Treatment Participants (n) cholesterol) Deviation Trial A Placebo 1000 132.5 14.7 Drug A 1000 120.7 12.3 Trial B Placebo 1500 136.6 15.2 Drug B 1500 127.2 13.3

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