I What Is the Range of Values That the Coefficient

question 55

Multiple Choice

i. What is the range of values that the coefficient of determination can assume?
ii. What is a measure of the scatter of observed values around the regression line called?
iii. If the correlation between sales and advertising is +0.6, what percent of the variation in sales can
Be attributed to advertising?

• A) 0% to 1%; standard variation; 36%.
• B) both positive and negative values; standard deviation; 6%.
• C) 0% to 100%; standard error of the estimate; 36%.
• D) 0% to 100%; standard variation; 36%.
• E) both positive and negative values; standard error of the estimate; 36%.

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Definitions:

Full Faith and Credit Clause

A clause in the United States Constitution requiring each state to recognize and respect the judicial decisions, public records, and legislative acts of every other state.

Defense of Marriage Act

A U.S. federal law enacted in 1996 that defined marriage for federal purposes as the union between one man and one woman, and allowed states to refuse to recognize same-sex marriages granted under the laws of other states.

Obergefell v. Hodges

A landmark Supreme Court case that ruled state-level bans on same-sex marriage unconstitutional, effectively legalizing same-sex marriage across the United States.

United States v. Windsor

A landmark 2013 Supreme Court case that struck down Section 3 of the Defense of Marriage Act (DOMA), granting same-sex marriages federal recognition.