A Group of Physicians Tests a New Drug for Treating

question 47

Multiple Choice

A group of physicians tests a new drug for treating Attention Deficit Disorder (ADD) . They measure the amount of time a group of ADD students attend to a task during a specified hour one week prior to taking the new drug and for a specified hour one week after taking the new drug. The physicians used what type of design to test the drug?

• A) One-group posttest-only design
• B) One-group pretest-posttest design
• C) Posttest-only design with nonequivalent groups
• D) Nonequivalent posttest-only design

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Definitions:

Salivation

The secretion of saliva, often in response to the sight, smell, or taste of food, which is part of the digestive process.

Food

Any nutritious substance that humans or animals eat or drink to maintain life and growth.

Conditioned Reinforcer

A stimulus that gains its reinforcing power through its association with a primary reinforcer.

Partial Reinforcer

A type of reinforcement strategy where a reward is given only some of the time after the desired behavior is exhibited.