Question

On time arrival is a critical measurement in the airline industry. The Excel file titled airline arrivals. xlsx lists the number of minutes that a particular flight either arrived early (negative value) or late (positive value) over the past 300 days of operation.
a. Using Excel and the 2k > n rule, construct a frequency distribution for these data.
b. Using the results from part a, calculate the relative frequencies for each class.
c. Using the results from part a, calculate the cumulative relative frequencies for each class.
d. Construct a histogram for these data.
e. What approximate percentage of flights did not arrive late during this time period?


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  • CreatedJuly 17, 2015
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