dataset = Figure7.1 begin description This is the dataset for the first constructed example of chapter introduction to graphical regression. Variable designations go with the description in the text. end description begin variables Col 0 = w1 = NIL Col 1 = w12 = NIL Col 2 = w2 = NIL Col 3 = w3 = NIL Col 4 = w34 = NIL Col 5 = w4 = NIL Col 6 = y = NIL end variables begin data ( 0.460846 -0.147864 -1.18134 0.330315 -0.191974 0.836655 -3.26686 -0.882629 -0.406858 -0.497665 -0.157487 -0.0851337 0.120698 -5.35488 1.30769 0.571496 0.612144 -1.30886 -0.107746 -0.760988 4.3895 -1.29232 -0.306205 0.42935 -0.6992 -0.412366 0.637029 -7.94808 -0.213339 -0.00126789 0.268002 0.663594 -0.14125 0.961931 -1.34524 0.560775 0.0361995 -0.572994 -0.898447 -0.466937 0.633447 -5.8391 -1.02122 -0.502645 -0.703421 -0.194013 0.224466 -0.819969 -5.58769 1.15353 0.529532 0.641612 0.834082 -0.281915 1.51605 2.6837 0.262947 -0.334419 -1.67425 -1.21924 -0.0876743 -0.746213 -4.84421 0.922798 0.305286 0.0399633 0.314694 0.181293 -0.274056 6.09106 0.0983403 -0.13668 -0.672595 1.23661 0.928846 -1.71352 6.98292 -0.239459 -0.0935135 -0.0675458 -0.554824 -0.575717 1.23637 -8.13503 -0.0286348 0.293932 1.21238 0.373427 -0.316912 1.23962 1.31134 1.35029 0.202776 -0.917267 -0.722014 -0.921083 2.11447 -6.90898 0.690086 0.31058 0.359008 0.185053 0.483688 -1.27022 7.0022 0.0118279 0.394947 1.56465 -0.696995 -0.0759832 -0.350516 4.42345 -0.493333 -0.308806 -0.603758 -0.567583 0.312198 -1.38565 -1.50454 0.479405 0.0282949 -0.500459 -0.503649 0.277352 -1.23051 3.46578 -1.15646 -0.226395 0.574692 0.173665 0.51647 -1.37601 3.74049 1.48483 0.0676668 -1.62992 0.80194 0.938937 -2.10116 7.93804 -0.610628 -0.491586 -1.18474 1.62237 1.19688 -2.18417 5.4468 -1.46048 -0.173087 1.17706 0.368738 -0.0111169 0.336363 -0.296096 1.17874 0.313178 -0.256081 0.758958 0.140241 0.212552 3.70576 -0.402407 -0.0787991 0.199884 0.621024 -0.134422 0.906792 -1.46252 1.03376 0.0736363 -1.02867 -1.18671 -0.398137 0.193701 -4.54295 -0.921587 -0.502819 -0.831645 -0.781216 0.00378911 -0.654498 -4.8898 0.797119 0.262101 0.0280926 0.835974 0.422313 -0.553649 7.29442 0.605891 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