In a Study to Help People Quit Smoking Cigarettes,a Group

question 27

Multiple Choice

In a study to help people quit smoking cigarettes,a group of participants received one supportive phone call 10 days after attending a program on strategies to resist smoking.A second group received a supportive phone call every week for 6 weeks after attending the program,and a third group received no supportive phone calls after attending the program.What property of experimental research did the researcher employ in this study?

• A) Quasi-experimental research, no control group
• B) Random assignment to research groups
• C) Manipulation of the intervention dose
• D) Controlling for extraneous variables

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Definitions:

Total Utility

The complete gratification or advantage gained from using a specific quantity of a product or service.

Marginal Utility

The additional satisfaction or utility that a consumer receives from consuming one more unit of a good or service.

Utility-maximizing

Utility-maximizing refers to a principle in economics where individuals or businesses seek to achieve the highest level of satisfaction or profit from their decisions, given their resources and constraints.

Diminishing Marginal Utility

The more of any one good consumed in a given period, the less incremental satisfaction is generated by consuming a marginal or incremental unit of the same good.