Question 2 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 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 Cockroaches Room temperature Lighting Storage space Stereo noise Television broadcasting Water Towels Furniture TOTAL Number of Complaints 1962 505 350 127 97 Percentage 43.2 22.7 15.7 5.7 4.4 Cumulative Percentage 43.2 65.9 81.6 87.3 91.7 83 54 3.7 2.4 1.4 32 95.4 97.8 99.2 100 0.8 15 2225