Question: QUESTION 1 1 points Save Answer Suppose a study is performed to estimate the mean change in weight after 3 months of taking corticosteroids. Assume


QUESTION 1 1 points Save Answer Suppose a study is performed to estimate the mean change in weight after 3 months of taking corticosteroids. Assume that the standard deviation (o) of the change in weight is known to be 8 lbs. Data are collected from 25 patients and the sample mean change in weight was found to be 10 pounds. That is, our estimate of the true mean change in weight after 3 months of taking corticosteroids is 10 pounds. What is the margin of error of this estimate based on a 95% confidence interval? O 8 lbs O 15.7 lbs O 2 lbs O 3.1 lbs O Can't tell with the given information QUESTION 2 1 points Save
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