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

Exercise 32

Note: Data for many of the problems in this chapter can be found in the Excel workbook C08Data.xlsx on the Student Companion Site. Click on the appropriate worksheet tab as noted in the problem (e.g., Prob. 8-6, etc.) to access the data.
Two scales at Aussieburgers, Ltd. were used to weigh the same 25 samples of hamburger patties for a fast-food restaurant in Australia. Results are shown in C08Data.xlsx file for Prob.8-13 on the Student Companion Site for this chapter. The samples were weighed in grams, and the supplier has ensured that each patty weighs 114 grams. Which scale is more accurate? Which is more precise? Which is the better scale?