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Portable Network Graphic  |  1994-04-29  |  3.0 KB  |  386x167  |  1-bit (2 colors)
   ocr: UWMAchart Each point on a uniformly weighted moving average (UWMA) cha called a moving average chart, IS the average pidéerecent subgrc means, including the present subgroup mean. When you obtain subgroup sample, the next moving average IS computed by dropt oldest ofthe previowssubgroup means and including the newest € mean. The constams called the span of the moving average. Theri inverse relationship betwearand the magnitude oft the shift to be d This means that larger values gdard against smaller shifts. Like all control charts, moving average charts update dynamicall: add rows to the curre ...