A machine shop owner wishes to monitor the diameter of an engine boring operation where the piston bore should be 4.25". He obtains 8 samples, each with 5 observations. Suppose the center line for the x-bar chart is 4.5 and the center line for the R chart is 0.5. The lower control limits for the R chart is .

Garcia industries has sales of $200,000 and accounts receivable of $18,500, and it gives its customers 25 days to pay. the industry average dso is 27 days, based on a 365-day year. if the company changes its credit and collection policy sufficiently to cause its dso to fall to the industry average, and if it earns 8.0% on any cash freed-up by this change, how would that affect its net income, assuming other things are held constant? a. $241.45b. $254.16c. $267.54d. $281.62e. $296.44