The Degrees of Freedom for the Chi-Square Test for Independence

question 23

Multiple Choice

The degrees of freedom for the chi-square test for independence is

• A)the number of categories minus one.
• B)the number of columns minus one multiplied by the number of rows minus one.
• C)the total number of category levels minus one.
• D)the number of people minus the number of cells.

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Definitions:

Personal Income Taxes

Taxes levied on the income of individuals, typically graduated so that higher income levels are taxed at higher rates.

Progressive

Describes a tax system where the tax rate increases as the taxable base amount increases, typically aimed at reducing income inequality.

Proportional

Having a constant relation in degree or number between two or more variables.

Regressive

Describing taxes or policies that take a larger percentage from low-income earners than from high-income earners.