Question
Please determine what non-parametric test to use to test this hypothesis and test hypothesis. I originally used t-tests, so I am unsure which test to
Please determine what non-parametric test to use to test this hypothesis and test hypothesis. I originally used t-tests, so I am unsure which test to use now.
Hypothesis 2:Other revenues show a positive relationship with gross profits for Delta Airlines.
Use t-test to test hypothesis show steps.
- There are statistically significant differences in other revenues and profitability of Delta vs Southwest Airlines from 2016 to 2020.
Given
Delta Airlines
Year Gross Profits in Millions Other Revenue in Millions
2016 6353 3484
2017 5500 4052
2018 5151 4683
2019 6198 4730
2020 -15495 4212
Southwest Airlines
Year Gross Profits in Millions Other Revenue in Millions
2016 3450 1221
2017 3265 1383
2018 3164 1510
2019 2957 1652
2020 -4256 1383
What are the identified mistakes?
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Differential Equations For Engineers
Authors: Wei Chau Xie
1st Edition
0511771037, 9780511771033
