Question

A random sample of complaints about American airlines was drawn and the type of complaint was recorded (1 = Flight problems (cancellations, delays, etc.), 2 = Customer service (unhelpful employees, inadequate means, or cabin service, treatment of delayed passengers), 3 = Baggage, 4 = Ticketing/boarding, 5 = Other. Estimate with 95% confidence the proportion of airline complaints that are due customer service.



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  • CreatedFebruary 03, 2015
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