In a test of the effectiveness of garlic for lowering cholesterol 47 subjects were treated with a garlic in a process tab tablet form cholesterol levels were measured before and after the treatment the changes in their levels of LDL cholesterol (in mg/dL) have mean of 4.4 and a standard deviation of 15.4 complete part a and B below: A) what is the best point estimate of the population mean net change in LDL cholesterol after the garlic treatment. construct a 99% confidence interval estimate off the main net change in LDL cholesterol after the garlic treatment what does the confidence interval suggest about the effectiveness of garlic in reducing LDL cholesterol? what is the confidence interval estimate of the population mean? __Mg/dL

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