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Consider two randomized trials of the effect of anabolic steroids on commuters' times in the 100 m train dash. Both studies used the same populations

Consider two randomized trials of the effect of anabolic steroids on commuters' times in the "100 m train dash". Both studies used the same populations and experimental design. The only difference is that the first study used a total of 10 office workers per group, whereas the second used 100 per group. For the first study, the means (SDs) of the two groups were 12.0 (3.0) seconds for the placebo group and 16.0 (3.0) seconds for the group that received anabolic steroids. What happens to the following parameters regarding the expected results of the second study?

Larger Smaller Stay the same Can't tell from the data

SD

SEM

Confidence interval

Means

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