
20 Sample Size and Power Platform Reliability Test Plan and Demonstration 433
20 DOE: Sample Size and Power Platform
Select DOE > Sample Size and Power.
Click the
Sigma Quality Level button.
Enter 50 for the number of defects and 1,000,000 as the number of opportunities, as shown in the
window to the left in Figure 20.13.
Click
Continue. The results, as shown in the window on the right in Figure 20.13, are a Sigma qual-
ity level of 5.3.
Figure 20.13 Sigma Quality Level Example 1
If you want to know how many defects reduce the
Sigma Quality Level to “six-sigma” for 1,000,000
opportunities, enter 6 as the
Sigma Quality Level and leave the ...