Managing for Quality and Performance Excellence 9th Edition by James Evans,William Lindsay

Exercise 3

Adjustments were made in the process at the Mach4 Tool Co. discussed in Problem 17 and 25 more samples were taken. The results are given in the worksheet tab Prob. 8-18 in the Excel file C08Data.xlsx on the Student Companion Site for this chapter. What can you observe about the process? Is it now capable of producing within acceptable limits?