Which of the Following Observations Is an Example of a Positive

question 26

Multiple Choice

Which of the following observations is an example of a positive correlation?

• A)When a population's vitamin D intake decreases,the percentage of people in the population that have healthy immune systems decreases.
• B)When a population's level of vitamin C in white blood cells increases,the percentage of people in the population who develop scurvy decreases.
• C)When a population's intake of plant foods decreases,the percentage of obese people in that population increases.
• D)When a population's level of physical activity increases,the percentage of people who develop heart disease decreases.

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Definitions:

Mechanism Design

A field in economics and game theory that explores how economic institutions or mechanisms can be designed to achieve desired objectives, given individual incentives and information constraints.

Asymmetric Information

A situation where one party in a transaction has more or better information than the other, leading to potential imbalances and unfair advantages.

Align Interests

The process of adjusting and coordinating the preferences, incentives, or goals of different parties to achieve mutual understanding or benefit.

Labor Market

The supply and demand for labor, where employers seek to hire labor and workers seek employment.