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Econimists for an airline say their new supersonic airliner can be profitable on transatlantic routes if, based on the present schedule, the...

Econimists for an airline say their new supersonic airliner can be profitable on transatlantic routes if, based on the present schedule, the seat-load-factor averages 0.60 (60 percent seat utilization). An analyst determines that the seat-load-factor is 0.51 for a random sample of 50 recent flights. Does the analyst have sufficient data to report that the 0.60 average is not being met.

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