Byers and Williams (1987) studied the impact of temperature (the independent variable) on the viscosity (the response) of toluene-tetralin blends.
Temperature Viscosity
24.9 1.1330
35.0 0.9772
44.9 0.8532
55.1 0.7550
65.2 0.6723
75.2 0.6021
85.2 0.5420
95.2 0.5074
a. Make a scatterplot of the data.
b. Obtain the prediction equation.
c. Perform a complete, appropriate analysis. Discuss your results and conclusions.
d. Calculate and plot the 95% confidence and prediction bands.