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In a simple linear regression problem, the least squares line is = 2.73 - 1.02x, and the coefficient of determination is 0.7744. The correlation coefficient must be -0.88.
National Debt
The total outstanding borrowing of a government, consisting of internal and external loans, accumulated over years of budget deficits.
Excise Taxes
Taxes imposed on specific goods or services, such as tobacco, alcohol, and gasoline, usually intended to discourage their use or generate revenue.
Federal Tax Revenue
The income collected by the federal government from taxes, including income taxes, payroll taxes, and corporate taxes, used to fund public services and obligations.
Tax Rates
The rate at which a person or business is required to pay taxes to the authorities.
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