A consumer advocacy group is curious about the effectiveness of pain medication in treating migraine headaches. They randomly give different doses of aspirin, Tylenol, and ibuprofen to migraine sufferers. They then measure the results and compare.

What were the factors?

The migraine patients
The pain medication
The aspirin, Tylenol, and ibuprofen
The dosages of the drugs

Question

A consumer advocacy group is curious about the effectiveness of pain medication in treating migraine headaches. They randomly give different doses of aspirin, Tylenol, and ibuprofen to migraine sufferers. They then measure the results and compare.

What were the factors?
 	
	The migraine patients
	The pain medication
	The aspirin, Tylenol, and ibuprofen
	The dosages of the drugs

anonymous · Answer

@xapproachesinfinity @Loser66 @Hero

decarr432 · Answer

I believe the answer is C or D but I am not 100 on it

anonymous · Answer

Thanks! :)

anonymous · Answer

I was thinking D but I wasn't quite sure myself :o

loser66 · Answer

I got D, by definition of factor, in an experiment, the factor (also called an independent variable) is an explanatory variable manipulated by the experimenter. Hence d is my choice :)

anonymous · Answer

@Loser66 Thank you! :)