In a recent study, the population of the affluent households was defined in four different ways: (1) households with income of $50,000 or more; (2) the top 20 percent of households, as measured by income; (3) households with net worth over $250,000; and (4) households with spendable discretionary income 30 percent higher than that of comparable households. The number and characteristics of the affluent households varied depending upon the definition, underscoring the need to avoid ________.

In a recent study, the population of the affluent households was defined in four different ways: (1) households with income of $50,000 or more; (2) the top 20 percent of households, as measured by income; (3) households with net worth over $250,000; and (4) households with spendable discretionary income 30 percent higher than that of comparable households. The number and characteristics of the affluent households varied depending upon the definition, underscoring the need to avoid ________.

In a recent study, the population of the affluent households was defined in four different ways: (1) households with income of $50,000 or more; (2) the top 20 percent of households, as measured by income; (3) households with net worth over $250,000; and (4) households with spendable discretionary income 30 percent higher than that of comparable households. The number and characteristics of the affluent households varied depending upon the definition, underscoring the need to avoid ________.



A) sampling frame error

B) respondent selection error

C) measurement error

D) population definition error



Answer: D


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