The following is a portion of a classic data set called the

Last updated: 5/21/2023

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 SU M y 76 62 66 58 88 70 37 82 Bla nk 25 X 123 55 100 75 159 109 48 138 Bla nk 26 xy Bla nk 1 Bla nk 4 Bla nk 7 Bla nk 10 Bla nk 13 Bla nk 16 Bla nk 19 Bla nk 22 Bla nk 27 y Bla nk NI Bla nk 5 I Bla nk 100 8 Bla nk 11 Bla nk 14 Bla nk 17 Bla nk 20 Bla nk 23 Bla nk 28 x Bla nk 3 Bla nk 6 Bla nk 9 Bla nk 12 Bla nk 15 Bla nk 18 Bla nk 21 Bla nk 24 Bla nk 29 a Find the correlation coefficient Blank 30 b Find the equation of the regression line y Blank 31 Blank 32x c Estimate the acid content for the organic acid