Based on 2017 sales, the six top-selling compact cars are the Honda Civic, Toyota Corolla, Nissan Sentra, Hyundai Elantra, Chevrolet Cruze, and Ford Focus. The 20 market shares are: Honda Civic 20%, Toyota Corolla 17%, Nissan Sentra 12%, Hyundai Elantra 10%, Chevrolet Cruze 10%, and Ford Focus 8%, with other small ca models making up the remaining 23%. Suppose a sample of 400 compact car sales in a certain large city showed the following number of vehicles sold. Car Model Honda Civic Number Sold 99 Toyota Corolla 71 Nissan Sentra 55 Hyundai Elantra 43 Chevrolet Cruze 41 Ford Focus 26 Others 65 Use a goodness of fit test to determine if the sample data indicate that the market shares for compact cars in the city are different than the market shares suggested by nationwide 2017 sales. Use a 0.05 level of significance. State the null and alternative hypothesis. Ho: The market shares for the compact cars in the city do not differ from market shares nationwide. H: The market shares for the compact cars in the city differ from market shares nationwide. Ho: The market shares for the compact cars in the city are not different from any of the nationwide market shares listed. H: The market shares for the compact cars in the city are different for at least one of the nationwide market shares listed. Ho: The market shares for the compact cars in the city are different from at least one of the nationwide market shares listed. 3:49 PM
Based on 2017 sales, the six top-selling compact cars are the Honda Civic, Toyota Corolla, Nissan Sentra, Hyundai Elantra, Chevrolet Cruze, and Ford Focus. The 20 market shares are: Honda Civic 20%, Toyota Corolla 17%, Nissan Sentra 12%, Hyundai Elantra 10%, Chevrolet Cruze 10%, and Ford Focus 8%, with other small ca models making up the remaining 23%. Suppose a sample of 400 compact car sales in a certain large city showed the following number of vehicles sold. Car Model Honda Civic Number Sold 99 Toyota Corolla 71 Nissan Sentra 55 Hyundai Elantra 43 Chevrolet Cruze 41 Ford Focus 26 Others 65 Use a goodness of fit test to determine if the sample data indicate that the market shares for compact cars in the city are different than the market shares suggested by nationwide 2017 sales. Use a 0.05 level of significance. State the null and alternative hypothesis. Ho: The market shares for the compact cars in the city do not differ from market shares nationwide. H: The market shares for the compact cars in the city differ from market shares nationwide. Ho: The market shares for the compact cars in the city are not different from any of the nationwide market shares listed. H: The market shares for the compact cars in the city are different for at least one of the nationwide market shares listed. Ho: The market shares for the compact cars in the city are different from at least one of the nationwide market shares listed. 3:49 PM
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
Section: Chapter Questions
Problem 1P
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Transcribed Image Text:Based on 2017 sales, the six top-selling compact cars are the Honda Civic, Toyota Corolla, Nissan Sentra, Hyundai Elantra, Chevrolet Cruze, and Ford Focus. The 20
market shares are: Honda Civic 20%, Toyota Corolla 17%, Nissan Sentra 12%, Hyundai Elantra 10%, Chevrolet Cruze 10%, and Ford Focus 8%, with other small ca
models making up the remaining 23%. Suppose a sample of 400 compact car sales in a certain large city showed the following number of vehicles sold.
Car Model
Honda Civic
Number Sold
99
Toyota Corolla
71
Nissan Sentra
55
Hyundai Elantra
43
Chevrolet Cruze
41
Ford Focus
26
Others
65
Use a goodness of fit test to determine if the sample data indicate that the market shares for compact cars in the city are different than the market shares suggested by
nationwide 2017 sales. Use a 0.05 level of significance.
State the null and alternative hypothesis.
Ho: The market shares for the compact cars in the city do not differ from market shares nationwide.
H: The market shares for the compact cars in the city differ from market shares nationwide.
Ho: The market shares for the compact cars in the city are not different from any of the nationwide market shares listed.
H: The market shares for the compact cars in the city are different for at least one of the nationwide market shares listed.
Ho: The market shares for the compact cars in the city are different from at least one of the nationwide market shares listed.
3:49 PM
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