Which of the Following Nonreactive Measures Is an Example of Observation

question 50

Multiple Choice

Which of the following nonreactive measures is an example of observation?

• A) Examining children's toys at a daycare to determine which ones are most popular as indicated by their wear and tear
• B) Examining garbage bins in a neighbourhood to determine nutritional habits
• C) Examining marriage records in an archive in order to compare marriage patterns among different communities over time
• D) An examination of high school yearbooks to compare the high school activities of those who had psychological problems in later life versus those who did not
• E) Counting and comparing the number of men and women who come to a complete stop at a stop sign to determine driving habits by gender

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Definitions:

Increasing Returns to Scale

A situation in which a proportional increase in all inputs results in a more than proportional increase in output, demonstrating economies of scale.

Law of Diminishing Returns

An economic principle stating that, holding all else constant, as one input variable is increased, there is a point at which the marginal per unit output starts decreasing.

Diseconomies of Scale

The phenomenon where an increase in production leads to higher per-unit costs, often due to inefficiencies associated with scale.