An experiment randomly assigns 100 subjects, suffering fromhigh cholesterol to o

Question

An experiment randomly assigns 100 subjects, suffering fromhigh cholesterol to one of four groups: low dose lipitor, high doselipitor, Privachol, high dose Privachol, after 3 months. after 3mnths of treatment the change in cholesterollevel ismeasured. Identify the response variable and the two factors. A. The responsevariable is unknown. B. The unknownvariable is the response variable. C. The responsevariable is the change in cholesterol level. D. Cholesterol isthe response variable. An experiment randomly assigns 100 subjects, suffering fromhigh cholesterol to one of four groups: low dose lipitor, high doselipitor, Privachol, high dose Privachol, after 3 months. after 3mnths of treatment the change in cholesterollevel ismeasured. Identify the response variable and the two factors. A. The responsevariable is unknown. B. The unknownvariable is the response variable. C. The responsevariable is the change in cholesterol level. D. Cholesterol isthe response variable. A. The responsevariable is unknown. B. The unknownvariable is the response variable. C. The responsevariable is the change in cholesterol level. D. Cholesterol isthe response variable.

Explanation / Answer

Answer: c The response variable is the change in cholesterollevel.

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