Title: Comparative analysis between 4 Fast-food brands.
Author: Durgesh Mishra
Introduction: McDonald’s: McDonald’s is a global fast-food chain famous for its burgers and fries, with over 39,000 locations worldwide. It focuses on speed, convenience, and adapting menus to local tastes.
KFC: KFC, known for its fried chicken and secret recipe, operates over 24,000 outlets globally. The brand emphasizes quality comfort food and a variety of chicken dishes.
Subway: Subway specializes in customizable sandwiches and salads, boasting over 40,000 locations worldwide. The chain promotes fresh ingredients and healthier meal options.
Domino’s: Domino’s is a pizza delivery chain founded in 1960, with over 17,000 stores worldwide. It prioritizes speedy delivery, menu customization, and fresh ingredients.
Objective: Find out whether all Fast-food brands are same or not.
Data Collection: Primary data was collected in a classroom setting, with 20 students participating. The students provided ratings on a scale of 1 to 10. The collected data was subsequently analyzed, and an ANOVA table was generated for further statistical interpretation.
Data Analysis:
Ho: All Fast-food brands are same.
H1: Any one of the Fast-food brand is different.
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Anova : Single Factor |
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SUMMARY |
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Groups |
Count |
Sum |
Average |
Variance |
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|
McDonald’s |
20 |
147 |
7.35 |
3.923684211 |
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KFC |
20 |
117 |
5.85 |
5.292105263 |
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|
Subway |
20 |
117 |
5.85 |
5.397368421 |
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|
Domino’s |
20 |
149 |
7.45 |
4.155263158 |
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ANOVA |
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Source of Variation |
SS |
df |
MS |
F |
P-value |
F crit |
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Between Groups |
48.15 |
3 |
16.05 |
3.420639372 |
0.021412374 |
2.72494392 |
|
Within Groups |
356.6 |
76 |
4.692105263 |
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Total |
404.75 |
79 |
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|
|
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The above anova table shows the P value which determines whether we accept or reject the null hypothesis and vice versa. The P value for the data collected and analyzed is 0.021, which is less than 0.05 meaning we accept alternate hypothesis.
Conclusion: P value is 0.021 which is less than 0.05 therefore we reject null hypothesis and accept alternate hypothesis, that concludes that any one of the Fast-food brand is different.
