Reference Variable

Choose one variable to indicate reference information.

To Specify a Reference Variable:

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Check the Apply Certain Samples as Reference box to activate the Reference Variable field.

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Specify an Input SAS Data Set on the General tab.

All of the variables in the specified data set appear in the Available Variables field.

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Examine the list of available variables.

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Highlight the desired variable.

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Click to add the highlighted variable to the Reference Variable field.