What Is Σ X for the Following Group of Scores

question 32

Multiple Choice

What is Σ X for the following group of scores? 1, 2, 3, 4, 5

• A) 3
• B) 5
• C) 15
• D) 30

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Definitions:

Nonexcludable

A characteristic of goods where it is difficult or impossible to prevent people from using the good once it has been provided.

Public Goods

Goods that are non-excludable and non-rivalrous, meaning they are available to every individual without diminishing availability to others, such as national defense, public parks, and clean air.

Marginal Social Benefit

The additional benefit that society receives from the consumption of an additional unit of a good or service.

Marginal Social Cost

The total cost to society of producing one additional unit of a good or service, considering both the costs borne by the producer and any costs or benefits to third parties (externalities).