A local fast-food restaurant serves buffalo wings. The restaurant’s managers notice that they normally sell the following proportions of flavors for their wings: 20% Spicy Garlic, 10% Classic Medium, 20% Teriyaki, 30% Hot BBQ, and 20% Asian Zing. After running a campaign to promote their nontraditional specialty wings, they want to know if the campaign has made an impact. The results after 10 days are listed in the following table. Is there sufficient evidence at the 0.05 level of significance to say that the promotional campaign has made any difference in the proportions of flavors sold?  Buffalo Wing Sales   Number Sold Spicy Garlic 101 Classic Medium 73 Teriyaki 119 Hot BBQ 145 Asian Zing 121Copy Data    Step 3 of 4 :   Compute the value of the test statistic. Round any intermediate calculations to at least six decimal places, and round your final answer to three decimal places.

MATLAB: An Introduction with Applications
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ISBN:9781119256830
Author:Amos Gilat
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A local fast-food restaurant serves buffalo wings. The restaurant’s managers notice that they normally sell the following proportions of flavors for their wings: 20% Spicy Garlic, 10% Classic Medium, 20% Teriyaki, 30% Hot BBQ, and 20% Asian Zing. After running a campaign to promote their nontraditional specialty wings, they want to know if the campaign has made an impact. The results after 10 days are listed in the following table. Is there sufficient evidence at the 0.05 level of significance to say that the promotional campaign has made any difference in the proportions of flavors sold?
 Buffalo Wing Sales
  Number Sold
Spicy Garlic 101
Classic Medium 73
Teriyaki 119
Hot BBQ 145
Asian Zing 121
Copy Data 
 
Step 3 of 4 :  
Compute the value of the test statistic. Round any intermediate calculations to at least six decimal places, and round your final answer to three decimal places.
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