Table 11.10 shows the processing times (in hours) for samples of five home mortgage applications submitted at a financial services company each day for the last 15 days. The company guarantees to its customers that it will process all applications within a 24-hour time period. Based on these standards, calculate process capability indices. Also plot x and R charts and find out if the process is in control. Briefly explain the results.
In table 11.10

Transcribed Image Text:

Application1 Application 2 Application 3 Application 4 Application 5 15.5 8.75 21.5 8.25 6.25 16 14.25 12.75 3,5 Day 14.5 12.75 15.5 6.25 10.25 11.5 12.75 17.5 7.25 10.25 18 16.25 12.75 7.5 13.5 10.75 18.5 12.25 9.25 15 18.25 15.75 2.5 9.5 13.75 4.5 9.25 12.25 16 17.25 12.75 0.5 12 19 13.5 15 29.75 10 17.25 15.75 9.5 12 18 11.5 8 9 10 21 23 10.5 19 24.75 10 12 9.5 18 26.75 11.5 13 21.75 24.75 15 12