The purity of oxygen produced by a fractional distillation process is thought to be related to the

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The purity of oxygen produced by a fractional distillation process is thought to be related to the percentage of hydrocarbons in the main condensor of the processing unit. Twenty samples are shown below.

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a. Fit a simple linear regression model to the data.

b. Test the hypothesis $H_{0}$ : $\beta_{1}=0$.

c. Calculate $R^{2}$.

d. Find a $95 %$ CI on the slope.

e. Find a $95 %$ CI on the mean purity when the hydrocarbon percentage is 1.00

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Introduction To Linear Regression Analysis

ISBN: 9781119578727

6th Edition

Authors: Douglas C. Montgomery, Elizabeth A. Peck, G. Geoffrey Vining

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Question Posted: Apr 18, 2024 02:01 PM

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The purity of oxygen produced by a fractional distillation process is thought to be related to the

Question:

Hydrocarbon Purity (%) (%) Purity (%) Hydrocarbon (%) 86.91 1.02 96.73 1.46 89.85 1.11 99.42 1.55 90.28 1.43 98.66 1.55 86.34 1.11 96.07 1.55 92.58 1.01 93.65 1.40 87.33 0.95 87.31 1.15 86.29 1.11 95.00 1.01 91.86 0.87 96.85 0.99 95.61 1.43 85.20 0.95 89.86 1.02 90.56 0.98

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Introduction To Linear Regression Analysis

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