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Bakealot Bakery monitors customer complaints to improve customer satisfaction. They collected data on certain problems and compiled the following check sheet:
Type of problem
|
Frequency
|
Wrong order delivered
|
10
|
No loyalty programme(s)
|
33
|
Unfriendly personnel
|
11
|
Not enough variety on menu
|
26
|
Pies, cakes or bread too expensive
|
20
|
What will be the cumulative percentage of the two leftmost bars of a Pareto chart?