At Folger University, Drs

question 110

Multiple Choice

At Folger University, Drs. Chase and Sanborn are conducting an experiment on the effects of caffeine on memory. Participants are randomly assigned to a caffeine or a no-caffeine group; later, their recall of items on a word list is assessed. In which answer does the pair correctly identify a variable in this experiment?

• A) caffeine-dependent variable
• B) word recall-experimental variable
• C) caffeine-independent variable
• D) word recall-independent variable

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Definitions:

Pain Relievers

Medications or substances used to reduce or alleviate pain.

Vitamin C

An essential nutrient that serves as an antioxidant and is necessary for the production of collagen, healing wounds, and maintaining healthy bones and teeth.

Withdrawal

A physical and psychological aspect of addiction that occurs when a person experiences anxiety, tension, and cravings after stopping use of an addictive drug.

Tolerance

A physical aspect of addiction that occurs when a person needs to take larger doses of a drug to experience its effect.