Question: Write a short note on 7QC tools. You are part of an executive guest house where in-house executive development program are conducted. You have received

  1. Write a short note on 7QC tools.
  2. You are part of an executive guest house where in-house executive development program are conducted. You have received complaints from executives who have attended the programme this year. You want to improve the service but are not sure of where to begin or where to concentrate efforts. The data relating to complaints from executives are given in the table attached in excel sheet.

Make a Pareto diagram and explain the significance of the results obtained.

Complaints From Executives
Category Number of Complaints Percentage Cumulative Percentage
Cockroaches 962 43.2 43.2
Room temperature 505 22.7 65.9
Lighting 350 15.7 81.6
Storage space 127 5.7 87.3
Stereo noise 97 4.4 91.7
Television broadcasting 83 3.7 95.4
Water 54 2.4 97.8
Towels 32 1.4 99.2
Furniture 15 0.8 100
TOTAL 2225

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