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Mathematics, 03.12.2021 02:10 GingerSnaps
The mean service time (x with bar on top ) of a customer at a barber shop is 18 minutes with a standard deviation (sigma ) of 90 seconds. Upper specification limit (USL) is 20 minutes, whereas lower specification limit (LSL) is 15 minutes for this process. Calculate the proper capability metric. Is the process capable
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