Title Page
Specification Index
Specification Index by Function
Output tables - files - plots - graphs
Introduction
Introduction
The theory behind Facets
References
Running Facets - Tutorial
Launching Facets under Windows
Launching at the DOS prompt
Facets Window
File Box - Right-click
Extra Specifications
Report Output File
Estimation Progess
Report Output
Output Tables
Stopping Facets
Menus
Edit pull-down menu
Estimation pull-down menu
Files pull-down menu
Font pull-down menu
Graphs pull-down menu
Help pull-down menu
Output Files pull-down menu
Output Tables and Plots pull-down menu
Edit Initial Settings
Quick-action buttons
Short-cut keys
Examples of Specifications and Data
Two-facet dichotomy: The Knox Cube Test
Three-facet dichotomy with item bias: The Knox Cube Test
Four-facets with item-type interactions: Knox Cube Test
Two-facet rating scale: Liking for Science
Three-facet rating scale: Creativity (with Excel input data file)
Three facets with judge pairs: Language test
Four-facet rating scale with bias analysis: Essays
Five-facet rating scale with bias analysis: Essays+Days
Four-facet rating scale with missing data: Diving
Four-facet rating scale with unobserved categories: Olympics
Two-facet partial credit/rank order: Sportscasting
One-facet paired comparison: League Baseball
Paired comparison with ties: Flavor Strength of Gels
One-facet fixed effects analysis: Stress at Three Mile Island
Arithmetic Test: Measuring, Anchoring and Describing
Interactions and Dummy Facets: Diving + Creativity
Three-facet Poisson count: Woodcutting
Subset reconnection
Building Specification and Data files
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
Excel for data and specifications
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
SPSS data file
STATA data file
SAS data file
Specifications
Anchor output file =
Arrangement by Number/Alpha/Measure/Fit/PBS (Asc./Desc.) = N
ASCII output table display format = Yes
Barcharts output = Yes
Batch file processing = Yes
Bias (direction: difficulty/ability/omit) = Ability
Center facet =
Convergence (criteria to end iteration) = .5, .01
CSV output format  = " "
Data file name = facets.dat
Dvalues for data facets =
Entry order of facets in data = 1,2,3,4,5,..
Facets in data = 2
Fair averages based on = Mean
Graph plotting file name = " "," "
Hardware = 80
Heading lines = Yes
Inter-rater Agreement Coefficients = 0
Iterations (stop after) = 0 (unlimited)
Juxtapose (column headings after every this many lines) = 0
Keep as null element zero = 0
Labels of facets and elements = (required)
Left-hand placement of row labels = No
Missing data codes =
Model to be used in the analysis = ?,?,D,1
Negatively-oriented facet =
Noncenter facet = 1
Omit unobserved elements = No
Output results/anchors/residuals =
Positively-oriented facet = 1
Pt-biserial correlation = Measure
QM quotation marks around labels =
Query to monitor matching of data to models = No
Rating scale (or Response model) =
Residuals / Responses Output File = ""
Score/Measure Output Files =  "",""
Simulated data file = ""
Standard (error is Asymptotic/Real) = Asymptotic
Subset detection = Yes
T3onscreen show only one line on screen iteration report = Y
T4maximum number of residuals in Table 4 = 100
T8NBC Table 8 Numbers-Barcharts-Curves = NBC
Tables output from main analysis = Yes
Title for each results table =
Total scores reported = Yes
Umean (user mean and scale) = 0, 1
Unexpected (standardized residuals reported at least) = 3
Usort sort order of unexpected responses = u
Vertical rulers in results file = 1A,2A,3A,4A,..
Whexact standardization = Yes
Write iteration details in results file = No
Xtreme (score adjustment) = 0.3, 0.5
Yardstick (columns lines low high) = 80,,,
Zscore minimum for reported bias terms (bias size/t-statistic) = 0, 0
The Screen Output
Processing specifications
Reading data
Calculating estimates
Fit calculation and writing out results
Performing Bias/Interaction analysis
Completing analysis
Tables Output from Main Analysis
Table 1 is a summary of your specifications
Table 2 is the data summary report
Table 3 is the iteration report for the main calibration
Table 4 reports Unexpected Responses
Table 5 is the measurable data summary
Table 6.0 is the All facet summary - "rulers"
Table 6.0.0 Disjoint element listing
Table 6.2 Graphical description of facet statistics
Table 7 Facet measurement report
Table 7 Reliability and Chi-square statistics
Table 7 Agreement Statistics
Table 8.1 Dichotomy, binomial trial and Poisson statistics
Table 8.1 Rating scale statistics
Table 8 Scale structure bar-chart
Table 8 Scale structure probability curves
Table 9 is the iteration report for Bias estimation
Table 10 lists responses, still unexpected after allowing for bias
Table 11 shows how many responses were used to calculate bias estimates
Table 12 is the Bias Summary Report
Table 13 is the bias calibration report
Table 14 is the pairwise bias report
Output Tables from menu
Table 4 from menu
Table 6 from menu
Table 7 from menu
Table 8 from menu
Table 13-14 Excel bias plot
Modify output specifications
Output Files from menu
Anchor output file
Graph output file
Residuals / Responses Output File
Score and measure file output
Simulated data file
Subset group-anchor file
Winsteps control and data file
Output Dialog Box
Program Messages
Check! Warning! and other messages and their explanation
Error codes and their explanation
Disk file problem
Disk space exhausted
Estimates do not converge
Memory problem
No valid matching responses found!
Overflow problem
Specification or data problem
Subscript problem
Unexplained program failure
Special Topics
A starting approach
Anchoring rating scale structures
ANOVA-like Analysis
BASIC program to build Facets data and specification files
Bias interaction DIF DPF DRF estimation
Connectedness: evaluating and remedying
Cut-off points
Decimal and continuous data
Diagnosing Misfit
Dichotomous Misfit Statistics
Differential performance on items
Dummy facets for interactions
Equating tests
Estimation considerations
Extreme scores for elements
Extreme scores for interaction terms
Fair average
Glossary
Group comparisons
Instability of Long Links
Inter-rater Reliability
Investigating differences between rater groups
Iterations do not stop
Judging Plans and Experimental Designs
Measures and calibrations
Measuring the elements
Mixed rating scale forms and MCQ scoring keys
Multiple choice test
Nested facet designs: remedying ambiguities
Numeration: Ordinal or Keep
Omitting elements without editing your data
Paired comparisons
Polytomous Misfit Statistics
Rater misbehavior
Rectangular copying
Reliability and separation
Scoring table construction
Size limitations on specifications and data
Speeding up slow estimation
Unobserved or null categories

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