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Deming's funnel: Difference between revisions
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{{draft task}}
[[wp:W. Edwards Deming|W Edwards Deming]] was an American statistician and management guru who used physical demonstrations to illuminate his
* '''Rule 1''': The funnel remains directly above the target.
* '''Rule 2''': Adjust the funnel position by shifting the target to compensate
* '''Rule 3''': As rule 2, but first move the funnel back over the target, before making the adjustment. E.g. If the funnel is 2 cm north, and the marble lands 3 cm north, move the funnel 3 cm south of the target.
* '''Rule 4''': The funnel
Apply the four rules to the set of 50 pseudorandom displacements provided (e.g in the Racket solution) for the dxs and dys. '''Output''': calculate the mean and standard-deviations of the resulting x and y values for each rule.
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