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Quality Assurance SPC statistical process control software for an organization’s continuous improvement program.
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Formulas

Variables control charts
>X-bar and range
>X-bar and sigma
>Individuals and moving range
>Median

#

Attributes control charts
>np-chart
>p-chart
>u-chart
>c-chart




Descriptive statistics
>Sigma (estimated and actual)
>Coefficient of variance
>Skewness
>Kurtosis
>Chi-square
>Theoretical percent out-of-spec
>Actual percent out-of-spec
>Target Z with Zupper and Zlower

Capability indices
>Capability indices
>Process performance indices