(a) Explanation Given: The table showing the number of vehicles (in thousands) sold with United States in May 1016 and 2017 for 12 auto manufactures: Auto Manufacture May 2016 Sales May 2017 Sales General Motors Corp 240 237 Ford Motor Corp. 235 240 Chrysler LLC 192 189 Toyota Motor Sales USA 219 218 American Honda Motor Co. Inc. 147 148 Nissan North America Inc. 133 137 Hyundai Motor America 71 60 Mazda 28 26 Kia Motors America Inc. 63 59 Subaru of America Inc. 50 56 Mercedes-Benz 32 30 Volkswagen of America Inc. 29 30 Calculation: To find the mean and standard deviation of the of sales for the May 2016 construct the following table: n x i x i − μ ( x i − μ ) 2 1 240 120 (b) To determine The company which is closest to the mean sales for the May 2016.

12th Edition

ISBN: 9780134776323

Author: MULLINS

Publisher: PEARSON CUSTOM PUB.(CONSIGNMENT)

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Chapter 10, Problem 41RE

(a)

To determine

To calculate: Find the mean and standard deviation of sales for the May 2016.

(b)

To determine

The company which is closest to the mean sales for the May 2016.

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Chapter 10, Problem 40RE

Chapter 10, Problem 42RE

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Find the mean and standard deviation of sales for the May 2016.

Solution Summary: The author calculates the mean and standard deviation of sales for the May 2016 for 12 auto manufactures.