Practice_Questions_Chapter6

3458 03285 2256 model b 03689 03394 2237 model c

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Unformatted text preview: re unbiased but have larger standard errors Ans: c. Section: 6.3 10. How does including an irrelevant variable in a regression model affect the estimated coefficient of other variables in the model? a.) they are biased downward and have smaller standard errors b.) they are biased upward and have larger standard errors c.) they are biased and the bias can be negative or positive d.) they are unbiased but have larger standard errors Ans: d Section: 6.3 11. Which of the following measures is NOT used to evaluate model specification? a.) adjusted R2 b.) Akiake...
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