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Home Q & A Board Science-Related Homework Help Mathematics Statistics and Probability
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vet10537 vet10537
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2 years ago
The airline industry defines no-shows as passengers who have purchased a ticket but fail to arrive at the gate on time for departure. Southwest Airlines operates many flights from Philadelphia to Dallas and experienced the following no-show probability distribution last year.



The following data represent the number of no-shows that occurred on a random sample of 120 flights between these two cities this year.



Southwest Airlines would like to know if the probability distribution of no-shows has changed between last year and this year on flights between these two cities using α = 0.05. The degrees of freedom for the critical value is ________.

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Textbook 
Business Statistics

Business Statistics


Edition: 2nd
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Hnin P.Hnin P.
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vet10537 Author
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2 years ago
Thanks
deathDoUsPart
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Yesterday
This helped my grade so much Perfect
Loruiz15
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2 hours ago
Helped a lot
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