A Researcher Studied Whether Meeting Regularly with a Weight-Loss Counselor

question 31

Multiple Choice

A researcher studied whether meeting regularly with a weight-loss counselor helps dieters lose weight. Eighty dieters were available for the study. Half the dieters, assigned at random, received weight-loss counseling. The other half did not. After six months, the weight lost by each dieter was measured. On the average, those who met regularly with a weight-loss counselor lost more weight than those who did not.
This study is a(n)

• A) randomized comparative experiment.
• B) experiment, but without randomization.
• C) simple random sample.
• D) observational study, but not an SRS.

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Definitions:

Disseminating

The act of spreading information, ideas, or products widely to ensure they reach a broad audience.

General Public

The broad population or society at large, often referred to in the context of public opinion or the target audience for mass media.

Work Environment

The setting, conditions, and culture in which employees operate, including physical layout, social interactions, and organizational policies.

Home Life

The part of a person's life that involves their domestic environment and activities, including family relationships and home management.