(1) Given the following information; The lower control limit for X-bar chart = 10, The upper control limit for X-bar chart = 16, Sample size = 4. Compute the R-bar (average of the ranges).
(2) The quality certification that deals primarily with conformance to customer requirements is ISO __________; ISO __________ is concerned primarily with the organization's effect on the environment.
(3) ISO 9000 standards do not have a requirement for.
(4) Four samples comprised of 5 observations each were taken from a process. The Sum of X-bar = 564, and the Sum of R= 38. What control limits should be used for the range chart? Round your answer to three decimal places.
(5) A car rental agency uses 96 boxes of staples a year. The boxes cost $4 each. It costs $10 to order staples, and carrying costs are $.80 per box on an annual basis. Compute the order quantity that will minimize the sum of ordering and holding boxes of staples.
(6) Given the following information; The lower control limit for X-bar chart = 10, The upper control limit for X-bar chart = 16, Sample size = 4. Compute UCLR-bar.