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: 30 % Spicy Garlic, 20 % Classic Medium, 20 % Teriyaki, 20 % Hot BBQ, and 10 % 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 0.10 level of significance to say that the promotional campaign has made any difference in the proportions of flavors sold? Buffalo Wing Sales
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: 30 % Spicy Garlic, 20 % Classic Medium, 20 % Teriyaki, 20 % Hot BBQ, and 10 % 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 0.10 level of significance to say that the promotional campaign has made any difference in the proportions of flavors sold? Buffalo Wing Sales
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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Question
![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: 30 % Spicy Garlic, 20 % Classic Medium, 20 % Teriyaki, 20 % Hot BBQ, and 10 % 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 0.10 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
157
Classic Medium
128
Teriyaki
116
Hot BBQ
125
Asian Zing
85
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.](/v2/_next/image?url=https%3A%2F%2Fcontent.bartleby.com%2Fqna-images%2Fquestion%2Fc46e1b7d-29ae-43f9-8fe7-7d7d877bc4b5%2F47353960-939a-426e-af9e-ddcdbfbe1f29%2Fzj7dnq5_processed.jpeg&w=3840&q=75)
Transcribed Image Text: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: 30 % Spicy Garlic, 20 % Classic Medium, 20 % Teriyaki, 20 % Hot BBQ, and 10 % 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 0.10 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
157
Classic Medium
128
Teriyaki
116
Hot BBQ
125
Asian Zing
85
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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