A Theorem That Allows Us to Use the Normal Probability

question 54

Multiple Choice

A theorem that allows us to use the normal probability distribution to approximate the sampling distribution of the sample mean whenever the sample size is large (over 30) is the

• A) approximation theorem
• B) central normality theorem
• C) central limit theorem
• D) normal probability theorem
• E) normal sampling theorem

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Definitions:

Net Exports

The value of a country's total exports minus the value of its total imports.

Trade Surplus

The amount by which the value of a country's exports exceeds the cost of its imports.

Exports

Goods or services sold by one country to another, contributing to the selling country's gross domestic product.

Imports

Products or services imported into a country from abroad for the purpose of selling.