Author– Nisarg Maroo
Introduction- DHL, Amazon Delivery, FedEx, CH Robinson are the leading delivery brands in the world and have revolutionized the delivery space in the world. Around 78% of world’s deliveries are done by these companies.
Objectives- To analyze the relationship between four variables, DHL, Amazon Delivery, FedEx, CH Robinson.
Data Collection- We collected experience rating between 1 and 10 for the following delivery brands- DHL, Amazon Delivery, FedEx, CH Robinson from 30 respondents. We then analyzed these 4 variables using ANOVA to compare the Mean, experience rating among different delivery companies.
Data Analysis-
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Table 1 |
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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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FedEx |
29 |
158 |
5.448275862 |
8.256157635 |
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DHL |
29 |
162 |
5.586206897 |
7.322660099 |
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Amazon Logistics |
29 |
160 |
5.517241379 |
8.75862069 |
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CH Robinson |
29 |
148 |
5.103448276 |
7.667487685 |
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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 |
4 |
3 |
1.333333333 |
0.166641014 |
0.918665423 |
2.685643451 |
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Within Groups |
896.137931 |
112 |
8.001231527 |
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Total |
900.137931 |
115 |
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Hypothesis:
Null Hypothesis (H0): All are the same.
Alternative Hypothesis (H1): Anyone of them is different.
Conclusion:
Since the P-value is more than the significance level (0.05), we accept the null hypothesis. This means that there is sufficient evidence to conclude that all the delivery companies have the same average rating.