In a Laboratory, Smokers Are Asked to Drive Using a Computerized

question 90

Multiple Choice

In a laboratory, smokers are asked to drive using a computerized driving simulator and cover the maximum distance possible, while avoiding rear-end collisions. Some volunteers are given a real cigarette to smoke immediately before the test. Others smoke a fake cigarette without nicotine. The number of collisions the two groups make is to be compared. The control group in this scenario consists of:

• A) volunteers who smoke real cigarettes.
• B) volunteers who smoke fake cigarettes.
• C) all the experimenters.
• D) all the volunteers.

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Definitions:

Indicator Variables

Variables in statistical analyses that are used to represent subgroups and measure categorical variables, often in the form of 0/1 binary indicators.

Concepts

Abstract ideas or mental symbols that represent phenomena or objects, used to understand and communicate about the world.

Variables

Quantifiable or qualifiable characteristics, factors, or conditions that can vary or change within a study or evaluation.

Research Design

The framework or strategy adopted in a study to integrate different components of the research in a coherent and logical way, thus ensuring effectively addressing the research question.