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Ariens entered the lawn and garden market in 1958 with its first riding lawn mower. In 1963 Ariens built and opened a 23,000 square foot manufacturing plant in Brillion, Wisconsin, to ramp up production. In 1977 Ariens built a new metal fabrication plant in Brillion, Wisconsin. Until 1982 Ariens had focused mainly on the residential mower ...
Control charts are graphical plots used in production control to determine whether quality and manufacturing processes are being controlled under stable conditions. (ISO 7870-1) [1] The hourly status is arranged on the graph, and the occurrence of abnormalities is judged based on the presence of data that differs from the conventional trend or deviates from the control limit line.
The seven basic tools of quality are a fixed set of visual exercises identified as being most helpful in troubleshooting issues related to quality. [1] They are called basic because they are suitable for people with little formal training in statistics and because they can be used to solve the vast majority of quality-related issues.
A what if chart (Whif chart, WHIF analysis, etc.) is a visual tool for modeling the outcome of a combination of different factors. The table can represent actual results or predicted outcome based on combinations of parameters .
[8] [9] In its official press release, the Library noted that "back in its heyday, 'Y.M.C.A.' was a hit around the world, going to No. 1 on the charts in over 15 countries, and its ongoing popularity is evidence that, despite the naysayers, disco has never truly died."
A pick chart allows visual comparison of action items relative to their impact to the problem being addressed vs. the ease/cost of implementation. In VERY rudimentary terms, PICK charts are a Return On Investment (ROI) method. When faced with multiple improvement ideas a PICK chart may be used to determine the most useful.
The Westgard rules are a set of statistical patterns, each being unlikely to occur by random variability, thereby raising a suspicion of faulty accuracy or precision of the measurement system.
The management then tried to recruit former employees, but only a few went. Most of those returned home within a year. With a lack of workers and other problems, the tractor started to decline. To head off further problems and attempt to save money, they opted to purchase outsourced engines to retrofit on the Gravely tractor.