If Additional Independent (X)variables Are Added into the Regression Equation,r²

question 6

Multiple Choice

If additional independent (X) variables are added into the regression equation,r² will always get larger.To correct for this situation,statisticians have developed the _______________,which is not so easily influenced by additional variables.

• A) least sum-of-squares
• B) r²-adjusted
• C) standard error
• D) coefficient of determination

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