OSORT= category/option/distractor sort = S, score value order

Specifies the order in which categories, options and distractors are listed within items in the Item Category/Option/Distractor Tables, such as Table 13.3

 

OSORT = D  Options within items are listed in their Data order in CODES= (the standard).

OSORT = S or V or " " Score or Value: Options are listed in their Score Value order.

OSORT = A or M Average or Measure: Options are listed in their Average Measure order.

 

Example: List distractors in original CODES= order:

 OSORT=D

 CODES=000102

 XWIDE=2

 

         ACTS CATEGORY/OPTION/Distractor FREQUENCIES:  MISFIT ORDER

+-----------------------------------------------------------------------------+

|ENTRY   DATA  SCORE |     DATA   | AVERAGE  S.E.  OUTF|                      |

|NUMBER  CODE  VALUE |  COUNT   % | MEASURE  MEAN  MNSQ| ACT                  |

|--------------------+------------+--------------------+----------------------|

|   23 A 00        0 |     44  59 |    9.57  1.37  1.7 |WATCH A RAT           | 00 dislike

|        01        1 |     20  27 |   10.35  3.79  2.4 |                      | 01 neutral

|        02        2 |     11  15 |    8.92  6.48  7.6 |                      | 02 like

|        MISSING *** |      1   1 |                    |                      |

|                    |            |                    |                      |

|    5 B 00        0 |     47  63 |    9.57  1.48  1.8 |FIND BOTTLES AND CANS | 00 dislike

|        01        1 |     19  25 |    8.34  3.45  2.9 |                      | 01 neutral

|        02        2 |      9  12 |   13.14  8.10  6.1 |                      | 02 like


Help for Winsteps Rasch Measurement Software: www.winsteps.com. Author: John Michael Linacre

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New: Masterchef Australia 2017: Rasch Measurement of Cooks with Table 45

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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: Using Rasch Models in the Social, Behavioral, and Health Sciences, George Engelhard, Jr. 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
Sept. 27-29, 2017, Wed.-Fri. In-person workshop: Introductory Rasch Analysis using RUMM2030, Leeds, UK (M. Horton), Announcement
Oct. 13 - Nov. 10, 2017, Fri.-Fri. On-line workshop: Practical Rasch Measurement - Core Topics (E. Smith, Winsteps), www.statistics.com
Oct. 25-27, 2017, Wed.-Fri. In-person workshop: Applying the Rasch Model hands-on introductory workshop, Melbourne, Australia (T. Bond, B&FSteps), Announcement
Dec. 6-8, 2017, Wed.-Fri. In-person workshop: Introductory Rasch Analysis using RUMM2030, Leeds, UK (M. Horton), Announcement
Jan. 5 - Feb. 2, 2018, Fri.-Fri. On-line workshop: Practical Rasch Measurement - Core Topics (E. Smith, Winsteps), www.statistics.com
Jan. 10-16, 2018, Wed.-Tues. In-person workshop: Advanced Course in Rasch Measurement Theory and the application of RUMM2030, Perth, Australia (D. Andrich), Announcement
Jan. 17-19, 2018, Wed.-Fri. Rasch Conference: Seventh International Conference on Probabilistic Models for Measurement, Matilda Bay Club, Perth, Australia, Website
April 13-17, 2018, Fri.-Tues. AERA, New York, NY, www.aera.net
May 25 - June 22, 2018, Fri.-Fri. On-line workshop: Practical Rasch Measurement - Core Topics (E. Smith, Winsteps), www.statistics.com
June 29 - July 27, 2018, Fri.-Fri. On-line workshop: Practical Rasch Measurement - Further Topics (E. Smith, Winsteps), www.statistics.com
Aug. 10 - Sept. 7, 2018, Fri.-Fri. On-line workshop: Many-Facet Rasch Measurement (E. Smith, Facets), www.statistics.com
Oct. 12 - Nov. 9, 2018, Fri.-Fri. On-line workshop: Practical Rasch Measurement - Core Topics (E. Smith, Winsteps), www.statistics.com

 

 

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