Which Example Describes the Set-Up of a Controlled Experiment

question 26

Multiple Choice

Which example describes the set-up of a controlled experiment?

• A) Ten subjects receive a new drug and another ten subjects receive a sugar pill.
• B) Twenty subjects with knee pain receive the same treatment to relieve joint pain.
• C) A doctor treats one subject for a disease and observes how quickly the patient recovers.
• D) Researchers collect lifestyle data from fifty questionnaires submitted by subjects with the same disease.
• E) Fifteen subjects with the common cold take a cold medicine and answer questions about its effects.