Solved: The following is a portion of a classic data set
Chapter 11, Problem 11.7(choose chapter or problem)
The following is a portion of a classic data set called the pilot plot data in Fitting Equations to Data by Daniel and Wood, published in 1971. The response y is the acid content of material produced by titration, whereas the regressor x is the organic acid content produced by extraction and weighing. yxyx 76 62 66 58 88 123 55 100 75 159 70 37 82 88 43 109 48 138 164 28 (a) Plot the data; does it appear that a simple linear regression will be a suitable model? (b) Fit a simple linear regression; estimate a slope and intercept. (c) Graph the regression line on the plot in (a).
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