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  2. Western Electric rules - Wikipedia

    en.wikipedia.org/wiki/Western_Electric_rules

    The Western Electric rules are decision rules in statistical process control for detecting out-of-control or non-random conditions on control charts. [1] Locations of the observations relative to the control chart control limits (typically at ±3 standard deviations) and centerline indicate whether the process in question should be investigated for assignable causes.

  3. Westgard rules - Wikipedia

    en.wikipedia.org/wiki/Westgard_Rules

    They are a set of modified Western Electric rules, developed by James Westgard and provided in his books and seminars on quality control. [1] They are plotted on Levey–Jennings charts, wherein the X-axis shows each individual sample, and the Y-axis shows how much each one differs from the mean in terms of standard deviation (SD). The rules ...

  4. Walter A. Shewhart - Wikipedia

    en.wikipedia.org/wiki/Walter_A._Shewhart

    Western Electric Walter Andrew Shewhart (pronounced like "shoe-heart"; March 18, 1891 – March 11, 1967) was an American physicist, engineer and statistician. He is sometimes also known as the grandfather of statistical quality control and also related to the Shewhart cycle .

  5. Western Electric - Wikipedia

    en.wikipedia.org/wiki/Western_Electric

    Western Electric Co., Inc. was an American electrical engineering and manufacturing company that operated from 1869 to 1996. A subsidiary of the AT&T Corporation for most of its lifespan, Western Electric was the primary manufacturer, supplier, and purchasing agent for all telephone equipment for the Bell System from 1881 until 1984, when the Bell System was dismantled.

  6. Could bird flu strain the US public health system as seasonal ...

    www.aol.com/could-bird-flu-strain-us-100256645.html

    As seasonal influenza ramps up, and with bird flu continuing to circulate, some public health experts are worried there may be a strain on the public health system. Since the bird flu outbreak ...

  7. Hawthorne effect - Wikipedia

    en.wikipedia.org/wiki/Hawthorne_effect

    The Hawthorne effect is a type of human behavior reactivity in which individuals modify an aspect of their behavior in response to their awareness of being observed. [1] [2] The effect was discovered in the context of research conducted at the Hawthorne Western Electric plant; however, some scholars think the descriptions are fictitious.

  8. US shuts Kyiv embassy due to 'potential significant air attack'

    www.aol.com/news/us-embassy-kyiv-shuts-down...

    KYIV (Reuters) -The United States shut its embassy in Kyiv on Wednesday due to "specific information of a potential significant air attack" and told its citizens in Ukraine to be ready to swiftly ...

  9. Western Interconnection - Wikipedia

    en.wikipedia.org/wiki/Western_Interconnection

    The electric power transmission grid of the contiguous United States consists of 120,000 miles (190,000 km) of lines operated by 500 companies. The Western Interconnection is a wide area synchronous grid and one of the two major alternating current (AC) power grids in the North American power transmission grid .