24 -2 points owskyw.o9 My Notes OAsk Your Teacher The graph below shows the numb

Question

24 -2 points owskyw.o9 My Notes OAsk Your Teacher The graph below shows the number of complaints for six different airlines as reported to the US Department of Transportation in February 2013. Total Passenger Complaints 140 2 120 100 80 60 40 20 United American Dea Alaska Pinnacle Airtran Airlines Airines Airlnes Airines Airines Airlines Airline Alaska, Pinnacle, and Airtran Airlines have far fewer complaints reported than American, Delta, and United. Can we conclude that American, Delta, and United are the worst airline carriers since they have the most complaints? 0 Why or why not? (Select all that apply Passengers would not complain if the airline was excellent The mumber of complaints is the only important factor in determining the quality of an airline. The total numbers of complaints for at least six months is needed to have a large enough sample for it to be reliable. You cannot assume that the numbers of complaints reflect the quality of the airlines Only considering the number of complaints does not take into account the number of passengers each airline has

Explanation / Answer

No. We cannot conclude that, American, Delta and United are the worst airline carriers. Because,

(iii) The total number of complaints for atleast six months is needed to have a large enough sample for it to be it reliable.

and

(v) Only considering the number of complaints doesnot take into account the number of passangers each airline has.

These are the two reasons for this.

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