Building Specification and Data files

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Facets requires specifications and data

Specification format for Facets

Data references to facets and facet elements

Constructing the specification and data files

Building the Facets data file

Using Excel for data and specifications

The frame of reference

Ignoring data values

Recoding non-numeric and other data values

Modeling facets and elements

Facet control characters

Examples of model statements

Matching data with measurement models

Help for Facets Rasch Measurement Software: www.winsteps.com.