Keyword Index

Suggestion: Facform is complicated. Excel may be easier for building Facets specification and data files.


Facform Keyword



end a loop


run in batch mode

$Do = (expression)

start a conditional loop

$Do = number

start a loop


or else, conditionally

$Elseif = (expression)

$Else followed by $If


end of conditional section

$Facets = number

number of facets in data

$Flabel = number,name [,codes]

name of facet

$Given = Yes

all labels given in $Spinput file

$If = (expression)

perform conditionally

$Input = name

input data file

$Label = facet [, element number] [, element name] [, "anchor value+","+"group"]

element labels

$Length = number

fixed length data lines

$Length = 0

standard DOS input data lines


go on to next input data line

$Output = name

Facets-format data

$Print = expression

display on screen

$Rating = number [, replications]

datum value

$Separator = "value"

separator character in a variable length or CSV file

$Spec = expression

put directly into $Spoutput file once

$Spinput = name

previous Facets specifications

$Spoutput = name

Facets specifications

$Text = expression

put into $Spoutput file, each time encountered





followed by comments



( )

arrange order of expression evaluation




plus, minus, times, divide, exponent


greater, less, equal


and, or

Blank lines

use as spacing to ease reading keyword files

Blank spaces

using as spacing within lines


numeric value

Variable = expression

calculate a value





treat as UPPER case, alphabetical


locate Comma-Separated value


the current line-group number


treat as an integer value


use the current line number


convert into a number


put value between ""


start and end in input data line


start and width in input data line


locate Tab-separated value


unquote, remove from ""

Help for Facform Rasch Measurement Software: Author: John Michael Linacre

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Facets Rasch measurement software. Buy for $149. & site licenses. Freeware student/evaluation download
Winsteps Rasch measurement software. Buy for $149. & site licenses. Freeware student/evaluation download

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Rasch Publications
Rasch Measurement Transactions (free, online) Rasch Measurement research papers (free, online) Probabilistic Models for Some Intelligence and Attainment Tests, Georg Rasch Applying the Rasch Model 3rd. Ed., Bond & Fox Best Test Design, Wright & Stone
Rating Scale Analysis, Wright & Masters Introduction to Rasch Measurement, E. Smith & R. Smith Introduction to Many-Facet Rasch Measurement, Thomas Eckes Invariant Measurement with Raters and Rating Scales: Rasch Models for Rater-Mediated Assessments, George Engelhard, Jr. & Stefanie Wind Statistical Analyses for Language Testers, Rita Green
Rasch Models: Foundations, Recent Developments, and Applications, Fischer & Molenaar Journal of Applied Measurement Rasch models for measurement, David Andrich Constructing Measures, Mark Wilson Rasch Analysis in the Human Sciences, Boone, Stave, Yale
in Spanish: Análisis de Rasch para todos, Agustín Tristán Mediciones, Posicionamientos y Diagnósticos Competitivos, Juan Ramón Oreja Rodríguez
Winsteps Tutorials Facets Tutorials Rasch Discussion Groups


Coming Rasch-related Events
April 10-12, 2018, Tues.-Thurs. Rasch Conference: IOMW, New York, NY,
April 13-17, 2018, Fri.-Tues. AERA, New York, NY,
May 22 - 24, 2018, Tues.-Thur. EALTA 2018 pre-conference workshop (Introduction to Rasch measurement using WINSTEPS and FACETS, Thomas Eckes & Frank Weiss-Motz),
May 25 - June 22, 2018, Fri.-Fri. On-line workshop: Practical Rasch Measurement - Core Topics (E. Smith, Winsteps),
June 27 - 29, 2018, Wed.-Fri. Measurement at the Crossroads: History, philosophy and sociology of measurement, Paris, France.,
June 29 - July 27, 2018, Fri.-Fri. On-line workshop: Practical Rasch Measurement - Further Topics (E. Smith, Winsteps),
July 25 - July 27, 2018, Wed.-Fri. Pacific-Rim Objective Measurement Symposium (PROMS), (Preconference workshops July 23-24, 2018) Fudan University, Shanghai, China "Applying Rasch Measurement in Language Assessment and across the Human Sciences"
Aug. 10 - Sept. 7, 2018, Fri.-Fri. On-line workshop: Many-Facet Rasch Measurement (E. Smith, Facets),
Sept. 3 - 6, 2018, Mon.-Thurs. IMEKO World Congress, Belfast, Northern Ireland
Oct. 12 - Nov. 9, 2018, Fri.-Fri. On-line workshop: Practical Rasch Measurement - Core Topics (E. Smith, Winsteps),

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