Multiple Choice Question Scientists at a major pharmaceutical company investigated the effectiveness of an herbal compound to treat the common cold. They exposed each subject to a cold virus, then randomly gave him or her either the herbal compound they were testing the effectiveness of or a sugar solution known to have no effect on colds. Several days later, they assessed the patient’s condition, using a cold severity scale ranging from 0 to 5. They found no evidence of benefits associated with the compound. What was the dependent (response) variable in this study? A. Whether the subject received the herbal compound or the sugar solution B. The days C. The subject's ranking on the cold severity scale D. The cold viru
Multiple Choice Question
Scientists at a major pharmaceutical company investigated the effectiveness of an herbal compound to treat the common cold. They exposed each subject to a cold virus, then randomly gave him or her either the herbal compound they were testing the effectiveness of or a sugar solution known to have no effect on colds. Several days later, they assessed the patient’s condition, using a cold severity scale ranging from 0 to 5. They found no evidence of benefits associated with the compound.
What was the dependent (response) variable in this study?
A. Whether the subject received the herbal compound or the sugar solution
B. The days
C. The subject's ranking on the cold severity scale
D. The cold virus
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