Sarah works for a bank and her employer has asked her to analyse the main complaints received by their call centre. The list of complaints is in the table below. Complaint Number of Code issues A 21 B 33 C 354 D 296 E 53 F 62 a) Based on this table, draw a Pareto diagram. b)What conclusions would you draw from this diagram? Discuss what Sarah should suggest to the employer and why (hint: look at the cumulative distribution). c)If you were asked to compute the mean, median and mode for these data, which one would be more useful in this situation? Discuss your answer
Sarah works for a bank and her employer has asked her to analyse the main complaints received by
their call centre. The list of complaints is in the table below.
Complaint Number of Code
issues
A 21
B 33
C 354
D 296
E 53
F 62
a) Based on this table, draw a Pareto diagram.
b)What conclusions would you draw from this diagram? Discuss what Sarah should
suggest to the employer and why (hint: look at the cumulative distribution).
c)If you were asked to compute the mean,
would be more useful in this situation? Discuss your answer
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