2.2 The management of Thembisa post office is concerned about the number of customer
complaints. They decide to use Pareto analysis as a first step in solving this problem.
The necessary data were collected, and the results are shown below:
Code Cause of complaint Number of
occurrences
A Delays in delivery of letters 6
B Unfriendly teller assistant 8
C Inconsistent delivery times 10
D Unreliable international post 62
E Parcel damaged in transit 2
F Delivery to wrong address 2
G Parcel lost in transit 1
H No vehicle licence facility 3
I Poor general customer service 56
Draw a Pareto chart and point out how it reflects the 80/20 principle. (4)
[Hint: Use the codes given in the table to represent the causes in the chart].
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