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The central limit theorem (CLT)states that the sampling distribution of the mean is approximately normal,no matter what the distribution of the population,as long as the sample size is large enough.
Traditional Economy
An economic system rooted in historic practices and customs, relying on barter and subsistence farming, often with minimal use of technology.
Command-based Economy
An economic system where production, investment, prices, and incomes are determined centrally by a government.
Discretionary Income
The amount of an individual's income that is left for saving, investing, or spending after taxes and basic necessities have been paid.
Gross National Income Per Capita
A measure that calculates the average income earned per person in a country, taking into account all residents' incomes.
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