To Determine If a Regression Model Is Useful,the

question 14

Multiple Choice

To determine if a regression model is useful,the

• A) fit (or prediction) should be bigger, on average, than "error"
• B) coefficients (the b's) should be clearly different from zero
• C) p value should be greater than the F-test value
• D) all of the above
• E) both a and b

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