The Insurance Institute for Highway Safety collects safety information about all types of cars every year, and publishes a report of Top Safety Picks among all cars, makes, and models. Table 11.53 presents the number of Top Safety Picks in six car categories for the two years 2009 and 2013. Analyze the table data to conclude whether the distribution of cars that earned the Top Safety Picks safety award has remained the same between 2009 and 2013. Derive your results at the 5%

significance level.

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Year \ Car Mid- Small Mid-Size Large Row Small Large Size SUV SUV SUV Total 2009 12 22 10 10 27 6 87 2013 31 30 19 11 29 4 124 Column Total 43 52 29 21 56 10 211 Table 11.53