Causal Modeling Researchers Measured Body Mass Index and Collected Exercise

question 4

Multiple Choice

Causal Modeling Researchers measured body mass index and collected exercise diaries from 250 college students during their freshman and senior years.They
Calculated correlations between these variables and found that the largest
Diagonal correlation was + .45.Which design did they use?

• A)cross-lagged panel design
• B)cross-sectional design
• C)ex post facto study
• D)path analysis

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Definitions:

Price Takers

Entities in a market that accept the prevailing prices because they do not have enough market power to influence prices themselves.

Product Differentiation

A business tactic employed to differentiate their product in the market from those that are similar.

Marginal Revenue

The increase in income resulting from the sale of an extra unit of a good or service.

Average Revenue Curve

A graphical representation showing how the average revenue per unit sold varies with the quantity sold.