Parameters | Genetics | Variables to Keep in PCA Data Set

Variables to Keep in PCA Data Set
Use this field to specify those input variables that are to be retained in the _pca output data set.
Note You can also check the Create merged PCA output data set box on the Options tab to automatically include all variables from the input data set with the PCA data set.
To Specify One or More Variables to Retain:
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All of the variables in the specified data set are displayed in the Available Variables field.
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Click to add the highlighted variable to the Variables to Keep in PCA Data Set field, as shown below: