Researchers at One Point in Time Assess and Compare the Performance

question 15

Multiple Choice

Researchers at one point in time assess and compare the performance of different age groups on the SAT.The procedure used in this research best illustrates

• A) a cross-sectional study.
• B) a cohort study.
• C) a longitudinal study.
• D) the Flynn effect.

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Definitions:

New Firms

Businesses that have been recently established, entering the market to offer goods or services.

Existing Firms

Businesses that are currently operational and have been established in the market for a period of time.

Profit

The financial gain obtained when the revenue from business activities exceeds the expenses, costs, and taxes involved in sustaining the activity.

Long Run

A period during which all factors of production and costs are variable, allowing all inputs to be adjusted.