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Mathematics, 29.02.2020 19:14 levicorey846

6. In a test for the effectiveness of garlic for lowering cholesterol, 47 subjects were treated with (1 point)
garlic in tablet form and the changes in LDL cholesterol measured in mg/dL were recorded
The mean of the sample group is 3.2 with a standard deviation of 18.6. Construct a 95%
confidence interval estimate of the mean net change in LDL cholesterol after the garlic
treatment. What does the confidence interval level suggest about the effectiveness of garlic in
reducing LDL cholesterol?
-2.3 -15.4 -15.4 -2.3

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