Customer Satisfaction Surveys An air-conditioner supplier
Chapter 10, Problem 10.4.5(choose chapter or problem)
Customer Satisfaction Surveys An air-conditioner supplier employs four technicians who visit customers to install and provide maintenancefor their air-conditioner units. In an after-visit questionnaire the customers are asked to rate their satisfaction with the technician. DS 10.4.5 gives the ratings obtained by the four technicians over a period of time. Is there any evidence that some technicians are better than others in satisfying their customers?
Unfortunately, we don't have that question answered yet. But you can get it answered in just 5 hours by Logging in or Becoming a subscriber.
Becoming a subscriber
Or look for another answer