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Capitalism is the foundation of the U.S.economic system.
Level of Learning 1: Knowledge of key terms
Chi-Squared Distribution
A probability distribution that arises in statistics when a normal distribution is squared, commonly used in significance testing.
Degrees of Freedom
The count of distinct values or measures that can be allocated to a statistical distribution while adhering to all restrictions.
Chi-Squared Distribution
A probability distribution that is commonly used in hypothesis testing and models the distribution of sum of squares of independent standard normal random variables.
Chi-Square Distribution
A probability distribution that is used in statistical significance tests, especially for categorical data.
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