In a randomized clinical trial, you give an experimental fat-burning drug to 30

Question

In a randomized clinical trial, you give an experimental fat-burning drug to 30 obese patients, and a placebo to another 30 obese patients, and then place both groups on the Atkins diet for one month. At the end of the month, the experimental group had lost an average of 12 lbs, with a variance of 16, while the control group had lost 7 lbs on average with a variance of 4. Test the null hypothesis that the new drug has no effect on weight loss. Now, test the null using a 95% confidence interval of the difference.

Explanation / Answer

In a randomized clinical trial, you give an experimental fat-burning drug to 30

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