Before Beginning a Study on the Health Effects of Obesity,a

question 63

Multiple Choice

Before beginning a study on the health effects of obesity,a group of researchers agree that,for the purposes of their study,anyone with a body mass index greater than 30 kg/m² will be considered obese.This is an example of a(n)

• A)control variable.
• B)operational definition.
• C)convenience sample.
• D)dependent variable.

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Definitions:

Disposable Income

The net income available to an individual or household after taxes have been deducted, used for savings or spending on goods and services.

Induced Consumption

An increase in spending on goods and services caused by an increase in income, reflecting a direct relationship between income levels and consumer spending.

APS

Average Propensity to Save, the fraction of income that is saved rather than spent on consumption goods.

APC

This stands for Average Propensity to Consume, which is the percentage of income that an individual or population spends rather than saving.