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

question 361

Multiple Choice

In a laboratory, smokers are asked to "drive" using a computerized driving simulator equipped with a stick shift and a gas pedal. The object is to maximize the distance covered by driving as fast as possible on a winding road while avoiding rear-end collisions. Some of the subjects smoke a real cigarette immediately before climbing into the driver's seat. Others smoke a fake cigarette without nicotine. You are interested in comparing how many collisions the two groups have. In this study, the cigarette without nicotine is:

• A) a placebo.
• B) a double-blind procedure.
• C) an hypothesis.
• D) a dependent variable.

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Definitions:

Halo Effect

A cognitive bias where an individual's overall impression of a person, company, or brand influences their judgments about specific traits.

Rater Bias

An evaluator's subjective and unfounded distortion affecting performance appraisals or judgements about individuals.

Performance Appraisal

A systematic review and evaluation of an employee’s job performance and productivity, usually to determine promotions, bonuses, or training needs.

Legal Purpose

The intention behind a contract or agreement that must be lawful and not against public policy for the contract to be enforceable.