Question: For this study, it was determined that 20 such samplings were sufficient. The specification of the critical dimension from the customer is 2.000 0.004

For this study, it was determined that 20 such samplings were sufficient. The specification of the critical dimension from the customer is 2.000 0.004 inches, and that an overall process capability of 1.33 must be achieved with this process. 1 Lot # x1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 7:00 7:30 8:00 8:30 9:00 9:30 10:00 10:30 11:00 11:30 12:00 12:30 1:00 1:30 2:00 2:30 3:00 3:30 4:00 4:30 2.003 1.999 2.004 1.999 2.000 2.002 1.997 2.002 2.003 1.999 2.001 1.999 2.000 1.998 2.002 1.998 1.999 2.001 2.002 1.999 x2 2.003 1.998 2.002 2.002 2.000 2.000 1.998 1.998 2.002 1.999 2.001 1.999 2.001 1.998 2.001 1.997 2.000 1.997 1.999 1.999 x3 2.002 2.000 2.003 2.002 2.001 2.001 1.999 1.999 2.004 1.998 2.002 2.000 2.002 1.997 2.002 1.997 2.001 1.997 2.000 2.000 x4 2.001 2.001 2.003 2.001 1.999 2.001 1.998 2.000 2.001 1.996 1.999 2.000 2.000 2.001 2.000 1.997 1.998 1.998 2.000 1.998 x5 2.002 1.999 2.002 2.000 2.000 2.000 2.000 2.001 2.002 2.000 1.998 1.999 2.001 2.001 2.001 2.000 1.998 1.999 2.001 2.000 1. Determine the limits for the control charts. 2. Are the customer's requirements being met with this process? You can use any metrics will allow you to accurately answer this. you feel 3. How would you characterize the process in terms of precision and accuracy (with respect to the customer requirements)? 4. Based on this process data, specify a dimension and tolerance that would provide an overall capability of 2.0. In other words, use the data here to replace the customer requirements with the nominal and tolerance values that would get a Cpk of 2.
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