Gage R&R Calculation STATBEAN Name: GageRandR
Purpose: Estimates gage repeatability and reproducibility by providing Gage R&R tools for Statgraphics software.
| Name | Type | Description | Possible Values | Default Value |
| includeInteraction | boolean | Whether to include an interaction term (ANOVA method only). | true,false | true |
| measurementVariableNames | String array | An array of names for one or more columns containing the measurements. | Any string array. | null |
| method | String | Type of method to use for estimation. | "Range" or "ANOVA" | "Range" |
| operatorVariableName | String | The name of the column with operator identifiers. | Any string. | "" |
| partVariableName | String | The name of the column with part identifiers. | Any string. | "" |
| Name | Description | Arguments | Return Value |
| double getGrandMean() | Returns the grand mean of all the measurements. | None. | Mean. |
| double getMeasurementSigma() | Returns the estimated sigma for R&R. | None. | Estimate. |
| int getNumberOfOperators() | Returns the number of operators in the study. | None. | Number. |
| int getNumberOfParts() | Returns the number of parts in the study. | None. | Number. |
| int getNumberOfTrials() | Returns the number of trials in the study. | None. | Number. |
| int getInteractionDegreesOfFreedom() | Returns the degrees of freedom for interactions. | None. | Df. |
| double getInteractionSigma() | Returns the estimated sigma for interactions. | None. | Estimate. |
| double getInteractionSumOfSquares() | Returns the sum of squares for interactions. | None. | Sum of squares. |
| double getMean(int i,int j) | Returns the mean for an operator on a part. | Operator number, part number (0 origin). | Mean. |
| int getOperatorDegreesOfFreedom() | Returns the degrees of freedom for operators. | None. | Df. |
| String getOperatorLabel(int i) | Returns an operator label. | Operator number (0 origin). | Label. |
| double getOperatorMean(int i) | Returns the mean for an operator. | Operator number (0 origin). | Mean. |
| double getOperatorRange(int i) | Returns the range for an operator. | Operator number (0 origin). | Range. |
| double getOperatorSumOfSquares() | Returns the sum of squares for operators. | None. | Sum of squares. |
| int getPartDegreesOfFreedom() | Returns the degrees of freedom for parts. | None. | Df. |
| String getPartLabel(int i) | Returns a part label. | Part number (0 origin). | Label. |
| double getPartSigma() | Returns the estimated sigma for part-to-part variability. | None. | Estimate. |
| double getPartSumOfSquares() | Returns the sum of squares for parts. | None. | Sum of squares. |
| double getRange(int i,int j) | Returns the range for an operator on a part. | Operator number, part number (0 origin). | Range. |
| double getRepeatabilitySigma() | Returns the estimated sigma for repeatability. | None. | Estimate. |
| double getReproducibilitySigma() | Returns the estimated sigma for reproducibility. | None. | Estimate. |
| int getTotalDegreesOfFreedom() | Returns the total degrees of freedom. | None. | Df. |
| double getTotalSigma() | Returns the estimated total sigma for the study. | None. | Estimate. |
| double getTotalSumOfSquares() | Returns the total sum of squares. | None. | Sum of squares. |
| double getUpperLimitRangeChart() | Returns the upper limit for a range chart of operator-part ranges. | None. | Upper limit. |
| double getUpperPredictionLimit(double x,double meansize,double conflevel) | Returns the upper prediction limit for a new value of Y. | Value of X at which to make prediction, number of observations at X, and the percentage confidence. | Upper limit. |
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