47 Wine beer or spirits There is good evidence that mod erate alcohol use improves health Some people think that red wine is better for your health than other alco holic drinks You have recruited 300 adults aged 45 65 who are willing to follow your orders about alcohol con sumption over the next five years You want to compare the effects on heart disease of moderate drinking of just red wine just beer or just spirits Outline the design of a completely randomized experiment to do this No such experiment has been done because subjects aren t