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Unformatted text preview: Review Questions (04/05/2010) 1. Select the correct option for identifying outliers based on X value. A. Leverage value* B. Standardized residuals C. Durban Watson statistic D. Cooks distance 2. Select the correct option for identifying outliers based on Y value. A. Leverage value B. Standardized residuals* C. Durban Watson statistic D. Cooks distance 3. Select the correct option for identifying influential observation A. Leverage value B. Standardized residuals C. Cooks distance* D. Durban Watson statistic 4. Select the correct option for identifying autocorrelation A. Leverage value B. Standardized residuals C. Cooks distance D. Durban Watson statistic* 5. How do you interpret Leverage value to identify outliers? A. Leverage value (hi) should be more than 4/n or 6/n* B. Leverage value (hi) should be less than4/n or 6/n C. Leverage value (hi) should be between 3/n or 4/n D. Leverage value (hi) should be more than5/n or 6/n 6. How do you interpret Standardized residuals value to identify outliers? A. Standardized residuals value should be more than +2 or less than 2* B. Standardized residuals value should be more than +3 or less than 3 C. Standardized residuals value should be more than +0.8 or less than 0.8 D. Standardized residuals value should be more than +1 or less than 1 7. How do you interpret cooks distance value to identify influential observation? A. cooks distance value (Di) should be more than 0.8* B. cooks distance value (Di) should be more than 0.7 C. cooks distance value (Di) should be more than 0.6 D. cooks distance value (Di) should be more than 0.5 1 8. Which DurbanWatson value is good for autocorrelation? A. DurbanWatson value of 1 B. DurbanWatson value of 2* C. DurbanWatson value of 3 D. DurbanWatson value of 4 9. Positive autocorrelation increases if Durban Watson value decreases from_______(2) to ______(0)...
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This note was uploaded on 03/12/2011 for the course BCIS 3610 taught by Professor Koh during the Spring '08 term at North Texas.
 Spring '08
 KOH

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