Question: Zagat surveys fliers on a 30point scale to gauge their

Zagat surveys fliers on a 30point scale to gauge their satisfaction with the comfort, service, and food on domestic and international flights. The following average scores for various airlines were collected between September 21 and October 10, 2013. These data can also be found in the Excel file Zagat.xlsx.
a. Calculate the Spearman rank order correlation coefficient.
b. Using α = 0.05, perform a hypothesis test to determine if the population rank correlation coefficient is different than zero.



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  • CreatedJuly 29, 2015
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