Chapter Questions
Perform a thorough influence analysis of the solar thermal energy test data given in Table B.2. Discuss your results.
Perform a thorough influence analysis of the property valuation data given in Table B.4. Discuss your results.
Perform a thorough influence analysis of the Belle Ayr liquefaction runs given in Table B.5. Discuss your results.
Perform a thorough influence analysis of the tube-flow reactor data given in Table B.6. Discuss your results.
Perform a thorough influence analysis of the NFL team performance data given in Table B.1. Discuss your results.
Perform a thorough influence analysis of the oil extraction data given in Table B.7. Discuss your results.
Perform a thorough influence analysis of the clathrate formation data given in Table B.8. Perform any appropriate transformations. Discuss your results
Perform a thorough influence analysis of the pressure drop data given in Table B.9. Perform any appropriate transformations. Discuss your results.
Perform a thorough influence analysis of the kinematic viscosity data given in Table B.10. Perform any appropriate transformations. Discuss 'your results.
Formaily show that$$D_{i}=\frac{r_{i}}{p} \frac{h_{i l}}{1-h_{i l}}$$
Formally show that$$\operatorname{COVRATIO}_{i}=\left[\frac{S_{(i)}^{2}}{M S_{\mathrm{Re}}}\right]\left(\frac{1}{1-h_{i i}}\right)$$
Table $B .11$ contains data on the quality of Pinot Noir wine. Fit a regression model using clarity, aroma, body, flavor, and oakiness as the regressors. Investigate this model for influcntial observations and comment on your findings.
Table B.12 contains data collected on heat treating of gears, Fit a regression model to these data using all of the regressors. Investigate this model for influential observations and comment on your findings.
Table $B .13$ contains data on the thrust of a jet turbine engine. Fit a regression model to these data using all of the regressors. Investigate this model for influential observations and comment on your findings.
Table $\mathbf{B} .14$ contains data concerning the transient points of an electronic inverter. Fit a regression model to all 25 observations but only use $x_{1}-x_{2}$ as the regressors. Investigate this model for influential observations and comment on your findings.
Perform a thorough influential analysis of the air pollution and mortality data given in Table B.15. Perform any appropriate transformations. Discuss your results.
For each model perform a thorough influence analysis of the life expectancy data given in Table B.16. Perform any appropriate transformations. Discuss your results.