Mathematics, 18.12.2020 04:30 kathlynskare06
g A milling process has an upper specification of 1.68 millimeters and a lower specification of 1.52 millimeters. A sample of parts had a mean of 1.6 millimeters with a standard deviation of 0.03 millimeters. what standar deviation will be needed to achieve a process capability index
Answers: 1
![Cpk = min[ \frac{USL - \mu }{ 3 * \sigma } , \frac{\mu - LSL }{ 3 * \sigma } ]](/tpl/images/0998/7473/05a75.png)
![Cpk = min[ \frac{1.68 - 1.6 }{ 3 * 0.03 } , \frac{1.60 - 1.52 }{ 3 * 0.03} ]](/tpl/images/0998/7473/b5aff.png)
![Cpk = min[ 0.88 , 0.88 ]](/tpl/images/0998/7473/360a9.png)
![Cpk = min[ 2, 2 ]](/tpl/images/0998/7473/f8175.png)
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g A milling process has an upper specification of 1.68 millimeters and a lower specification of 1.52...
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