A Physicians\' Study Group wishes to design a matched pairs test to determine th

Question

A Physicians' Study Group wishes to design a matched pairs test to determine the effects of a medication on reducing the elevated cholesterol levels in 200 adults in the 35 - 65 age group. Which of the following represents such a design? The Physicians' Group compares cholesterol levels of each patient before he/she begins a daily regimen of the medicine to the patient's cholesterol level after six weeks of using the medication. The Physicians' Group compares the cholesterol levels of the patients using the medicine for six weeks with the cholesterol levels of 200 adults in the same age group who exhibited elevated cholesterol levels and did not take the medicine. The Physicians' Group compared the mean cholesterol level of the 200 patients six weeks after using the medicine with a published national mean cholesterol level for all adults in this age group. The Physician's group compares cholesterol levels of the 200 patients using the medicine for six weeks with the choles

Explanation / Answer

E) all of the above are representative of a matched pair design

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