Sigma Quality Level Calculator Fields

To calculate a sample size for sigma quality level, specify two of the following quantities to calculate the third quantity:

Number of Defects

The number of defects.

Number of Opportunities

The number of opportunities for a defect.

Sigma Quality Level

The defect rate in standard deviation units.

Calculator Buttons

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Evaluates the missing value.

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Returns to the previous Sample Size and Power launch window.

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