Glenda Has Determined That the Correlation Between the Math Screening

question 161

Multiple Choice

Glenda has determined that the correlation between the math screening test and her students' math grade is .40.What percent of the variation in math scores is accounted for by knowing the students' scores on the screening test?

• A)10
• B)16
• C)25
• D)40

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Definitions:

Horizontal Equity

The idea that taxpayers with similar abilities to pay taxes should pay the same amount

Average Tax Rate

The proportion of total income that is paid as tax.

Income Tax

A tax levied by a government directly on income, especially an annual tax on personal income.

Horizontal Equity

The principle that individuals in similar financial conditions should be treated equally by the taxation system.