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    Standard Deviation

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    Investigating distribution & standard deviation question

    Q9) b. A quality control engineer redesigns repair procedures so that the standard deviation of the repair times is reduced. Does this imply that the repairs are being done in less time? Why or why not?

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    The average repair time would still remain the same. The reduction in standard ...

    Solution Summary

    Word life shows depiction of repair time distribution, before and after redesign scenarios.