The gram of solids removed from a material (y) is thought to be related to the drying
Question:
(a) Construct a scatter diagram for these data.
(b) Fit a simple linear regression model.
(c) Test for significance of regression.
(d) Based on these data, what is your estimate of the mean grams of solids removed at 4.25 hours? Find a 95% confidence interval on the mean.
(e) Analyze the residuals and comment on model adequacy.
Transcribed Image Text:
1.8 | 4.9 | 4.2 x| 2.5 | .0| 3.5 | 4.0 | 4.5 | 4.8 | 5.8 | 6.2 | 7.0 | 5.0 | 5.5 | 6.0 | 6.5 | 7.0 7.9 y| 4.3 |
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a y 8 7 6 5 3 2 2 3 A X 5 7 b 0699 166x c Source Regression Residual Error Total d x ...View the full answer
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Related Book For
Applied Statistics And Probability For Engineers
ISBN: 9781118539712
6th Edition
Authors: Douglas C. Montgomery, George C. Runger
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