When George Creates a Scatterplot That Compares Achievement Test Scores

question 52

Multiple Choice

When George creates a scatterplot that compares achievement test scores and grades in school, the points on the scatterplot fall roughly along a line that slants up and to the right.Based on his scatterplot, George can conclude that achievement test scores and grades in school:

• A)are positively correlated
• B)are negatively correlated
• C)are only weakly correlated
• D)have a cause-and-effect relationship

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Definitions:

Marginal Utility

The added satisfaction or usefulness obtained from using one more unit of a product or service.

Total Utility

The total satisfaction or benefit received by consuming a particular quantity of a good or service.

Price Ratio

The relative price of one good or service compared to another, often indicating how many units of one good can be exchanged for one unit of another.

Price

The monetary value anticipated, needed, or dispensed for acquiring something.