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J.D. Power and Associates' annual customer- satisfaction survey, the Automotive Performance, Execution and Layout (APEAL) StudySM, in its 13th year, was released on September 22, 2008. The study measures owners' satisfaction with the design, content, layout, and performance of their new vehicles. A file entitled APEAL2 contains the satisfaction ratings for 2008 for each make of car.

a. Construct a histogram that starts at 710 and has class widths of 20 for the APThe study measures owners' satisfaction with the design, content, layout, and performance of their new vehicles. A file entitled APEAL2 contains the satisfaction ratings for 2008 for each make of car.EAL ratings.

b. The past industry average APEAL rating was 866 for 2005. What does the 2008 data suggest in terms of the relative satisfaction with the 2008 models?

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