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2010 distribution of sales of cars in the United States Type of car: % Small: 32.8 Midsize: 44.8 Large:10.4 Luxury:12.0 Last year (2016) Type of car: % Small: 133 Midsize 249 Large: 47 Luxury: 71 At the 1% significance level, do the data provides sufficient evidence to conclude that last year’s type of car distribution for U.S (2016) car sales differs from the 2010 distribution? Perform a Goodness of Fit test using the Chi-square distribution.

2010 distribution of sales of cars in the United States Type of car: % Small: 32.8 Midsize: 44.8 Large:10.4 Luxury:12.0 Last year (2016) Type of car: % Small: 133 Midsize 249 Large: 47 Luxury: 71 At the 1% significance level, do the data provides sufficient evidence to conclude that last year’s type of car distribution for U.S (2016) car sales differs from the 2010 distribution? Perform a Goodness of Fit test using the Chi-square distribution.

MATLAB: An Introduction with Applications
MATLAB: An Introduction with Applications
6th Edition
ISBN:9781119256830
Author:Amos Gilat
Publisher:Amos Gilat
Chapter1: Starting With Matlab
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2010 distribution of sales of cars in the United States

Type of car: %

Small: 32.8

Midsize: 44.8

Large:10.4

Luxury:12.0

Last year (2016)

Type of car: %

Small: 133

Midsize 249

Large: 47

Luxury: 71

At the 1% significance level, do the data provides sufficient evidence to conclude that last year’s type of car distribution for U.S (2016) car sales differs from the 2010 distribution? Perform a Goodness of Fit test using the Chi-square distribution. 

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