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STATISTICS Discriminant analysis In investigating the determinant(s) of vehicle sales, a sales agent claims that 11 attributes are considered important in the classification of vehicles.

STATISTICS
Discriminant analysis
In investigating the determinant(s) of vehicle sales, a sales agent claims that 11 attributes are considered important in the classification of vehicles. The standard scores of these attributes for different automobiles, made up of cars (the code type 0) and lorries (the code type 1), were computed and shown in the data below:
oa manufact oa model type Insales zresale zprice zengin Zhorse zwheel zwidth zlength zcurb_ zfuel_ca zmpg e_ po ba wg Dodge Ram Pickup 5.43 -.26306 -.55260 2.04767 77691 4.08475 2.36104 2.74398 1.73191 2.07002 -1.59793 Dodge Ram Wagon 2.82 -.22377 -.42335 80324 -.19310 27650 2.21619 39134 1.37505 3.61326 -2.06493 Dodge Ram Van 1 3.44 -.40582 -.61427 .80324 -.19310 2.57977 2.21619 1.57510 1.45911 3.61326 -1.83143 Dodge Dakota 1 4.71 -.59484 -.72540 -.53692 -1.16311 3.07707 10139 2.05903 28386 1.04119 -1.13094 Dodge Durango 4.62 .07531 2.04767 77691 1.07479 15933 45835 1.61137 1.81281 -1.59793 Dodge Caravan 5.20 -.52805 -.54529 -.63265 -.63401 76071 1.63679 -.07770 .24580 .52678 03654 Ford Escort 4.25 -.92968 -1.06753 -1.01555 -1.33948 -1.18922 -1.20225 -.94132 -1.44334 -1.35083 1.43752 Ford Mustang 0 4.73 -.46388 -.40628 70751 .07145 -.80970 .56491 -.30849 -.27760 .57921 03654 Ford Contour O 3.56 -.80657 -.72157 -.53692 -.28128 -.12919 -.59388 -.20426 -.96594 -.75925 27004 Ford Taurus 5.50 -.70005 -.66235 -.05829 -.54583 13255 .53594 76359 -.01590 .50205 03654 Ford Focus 5.17 -1.05045 -1.01555 -1.39239 -.58723 -1.23122 -.93388 -1.29108 -1.22223 1.43752 Ford Crown Victoria 0 4.15 -.33728 -.36203 1.47331 .24782 .94393 2.04237 1.83568 84056 .26957 -.66395 Ford Explorer 5.62 -.12511 .31629 .89896 .42418 .53824 -.27521 24989 .78981 78399 -1.13094 Ford Windstar 5.05 .42764 .41673 -.05829 -.63401 1.72913 1.57885 1.00928 60741 2.07002 -.66395 Ford Expedition 4.83 48038 60928 1.47331 95328 1.50666 2.18722 1.28475 2.26799 2.07002 -1.83143 Ford Ranger 5.40 -.89257 -1.06892 -.53692 -1.18075 1.31036 -.50697 .99439 -.46316 52678 -.19696 Ford F-Series 6.29 -.26175 -.03176 1.47331 .60055 4.05858 2.30310 2.76631 1.36871 1.83853 -1.36444 Honda Civic O 5.30 -.71795 -1.01074 -1.39845 -1.41002 -.56105 -1.17328 -.91154 -1.64794 -1.55660 1.90451 Honda Accord O 5.44 -.42459 -.83898 -.72837 -.89856 -.07684 -.24624 . 10843 -.70741 -.21912 73703 Honda CR-V 4.29 -.03169 -.47665 -1.01555 -.70456 -.56105 -.65182 -.72541 -.25222 -.68209 03654 Honda Passport 2.55 -.04784 -.05510 13316 .33600 -.14228 -.21727 -.68074 75967 80971 -1.13094 Honda Odyssey 4.33 . 12372 -.09691 .42033 .42418 1.38888 1.28916 1.03162 1.44325 52678 -.19696 Hyundai Accent 3.72 -1.06632 -1.23273 -1.49418 -1.65693 -1.49021 -1.57885 -1.53692 -1.80495 -1.55660 1.67102 Hyundai Elantra 4.20 -.89476 -1.08641 -1.01555 -.81038 -.92748 -1.23122 -.99344 -1.19274 -.88786 73703 Hyundai Sonata 3.38 -.80002 -.86344 -.63265 -.66929 -.15536 .13036 -.14470 -.48537 -.19340 27004

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