(a) Use Excel to prepare a Pareto chart of the following data. (b) Which three complaint categories...
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(b) Which three complaint categories account for approximately 80 percent of all complaints?
(c) Which category should the telephone company focus on first?
Transcribed Image Text:
Telephone Company Service Complaints, n Customer Complaints 791 Frequency Percent Wait too long Service person rude Difficult to reach a real person Service person not helpful Automated instructions confusing Customer service phone number hard to find Automated voice annoying 350 187 90 85 45 21 13 44.2% 23.6% 1 1.4% 10.7% 5.7% 27% 1.6%
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a b Wait too long Rude service No real person on line c Wai...View the full answer
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Related Book For
Applied Statistics In Business And Economics
ISBN: 9780073521480
4th Edition
Authors: David Doane, Lori Seward
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