Question: 32. Auto Fuel Efficiency. As part of a study designed to compare hybrid and similarly equipped conventional vehicles, Consumer Reports tested a variety of classes

32. Auto Fuel Efficiency. As part of a study designed to compare hybrid and similarly equipped conventional vehicles, Consumer Reports tested a variety of classes of hybrid and allgas model cars and sport utility vehicles (SUVs). The following data show the kilometersperliter rating Consumer Reports obtained for two hybrid small cars, two hybrid midsize cars, two hybrid small SUVs, and two hybrid midsize SUVs; also shown are the kilometers per liter obtained for eight similarly equipped conventional models.

Make/Model Class Type KMPL Honda Civic Small Car Hybrid 15.7 Honda Civic Small Car Conventional 11.8 Toyota Prius Small Car Hybrid 18.6 Toyota Corolla Small Car Conventional 13.5 Chevrolet Malibu Midsize Car Hybrid 11.4 Chevrolet Malibu Midsize Car Conventional 9.7 Nissan Altima Midsize Car Hybrid 13.5 Nissan Altima Midsize Car Conventional 10.6 Ford Escape Small SUV Hybrid 11.4 Ford Escape Small SUV Conventional 8.9 Saturn Vue Small SUV Hybrid 11.8 Saturn Vue Small SUV Conventional 9.3 Lexus RX Midsize SUV Hybrid 9.7 Lexus RX Midsize SUV Conventional 8.0 Toyota Highlander Midsize SUV Hybrid 10.2 Toyota Highlander Midsize SUV Conventional 7.6 At the a = .05 level of significance, test for significant effects due to class, type, and interaction.

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