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Constant Variables

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The PRINQUAL Procedure

Overview
Getting Started
Syntax
PROC PRINQUAL Statement BY Statement FREQ Statement ID Statement TRANSFORM Statement WEIGHT Statement
Details
The Three Methods of Variable Transformation Understanding How PROC PRINQUAL Works Splines Missing Values Controlling the Number of Iterations Performing a Principal Component Analysis of Transformed Data Using the MAC Method Output Data Set Avoiding Constant Transformations Constant Variables Character OPSCORE Variables REITERATE Option Usage Passive Observations Computational Resources Displayed Output ODS Table Names ODS Graphics
Examples
Multidimensional Preference Analysis of Automobile Data Principal Components of Basketball Rankings
References

Constant Variables

Constant and almost constant variables are zeroed and ignored.

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