Mathematics, 22.11.2019 23:31 cesarcastellan9
The antibody production of 12 male red-winged blackbirds before and after receiving testosterone implants was compared. the units for antibody levels were natural log (10-3 optical density) per minute (ln(mod/ the mean change in antibody production was d = 0.056, and the standard deviation was sd = 0.148 if you were assigned the task of repeating this experiment, and wanted to ensure that you could detect a mean change of 0.03 units with a probability of 0.8, then what sample size would you use? since we are calculating n for a study of individuals, answers should be rounded up to the next whole number.
Answers: 3
where 
≈ 40 
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