5.1 Byers and Williams (Viscosities of Binary and Ternary Mixtures of Polyaromatic Hydrocarbons," Journal of Chemical and Engineering Data, 32, 349 - 354, 1987) studied the impact of temperature (the regressor) on the viscosity (the response) of toluene- tetralin blends. The following table gives the data for blends with a 0.4 molar fraction of toluene. Temperature (°C) Viscosity (mPa·s) 24.9 1.133 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 b. Fit the straight line model. Compute the summary statistics and the residual plots.

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5.1 Byers and Williams (Viscosities of Binary and Ternary Mixtures of Polyaromatic
Hydrocarbons," Journal of Chemical and Engineering Data, 32, 349 – 354, 1987)
studied the impact of temperature (the regressor) on the viscosity (the response) of
toluene- tetralin blends. The following table gives the data for blends with a 0.4 molar
fraction of toluene.
Temperature (°C)
Viscosity (mPa·s)
1.133
24.9
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
b. Fit the straight line model. Compute the summary statistics and the residual plots.
What are your conclusions regarding model adequacy?
Transcribed Image Text:5.1 Byers and Williams (Viscosities of Binary and Ternary Mixtures of Polyaromatic Hydrocarbons," Journal of Chemical and Engineering Data, 32, 349 – 354, 1987) studied the impact of temperature (the regressor) on the viscosity (the response) of toluene- tetralin blends. The following table gives the data for blends with a 0.4 molar fraction of toluene. Temperature (°C) Viscosity (mPa·s) 1.133 24.9 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 b. Fit the straight line model. Compute the summary statistics and the residual plots. What are your conclusions regarding model adequacy?
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