Question: The Excel file here darr provides the fleet composition data for Delta Airlines as of Jan. 2 0 2 2 . Its fleet consisted of

The Excel file here darr provides the fleet composition data for Delta Airlines as of Jan. 2022.
Its fleet consisted of 819 aircraft made by Airbus, Boeing, and Embraer. Using the data
provided, calculate the Blau's Index of Fleet Heterogeneity at the aircraft model and at the
aircraft manufacture level, respectively. Develop a foxplot graph to show the distribution of
age across all aircraft in the fleet of Delta Airline. Upload your calculation results and boxplot
graph onto Canvas.
The Excel file here darr provides the fleet composition data for

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