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PARSCALE 4 項目反應測試軟體

PARSCALE 4 項目反應測試軟體
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PARSCALE 4 by Eiji Muraki & Darrell Bock This most versatile of all IRT rating-scale programs now includes adjustments for differences in rater severity
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PARSCALE 4 項目反應測試軟體

PARSCALE 4 by Eiji Muraki & Darrell Bock
This most versatile of all IRT rating-scale programs now includes adjustments for differences in rater severity. PARSCALE 4 now includes:

• DIF of rating scale items
• Handles up to 15 categories
• User options for Samejima’s graded response model generalized to rating scales or Master’s partial credit model with or without discriminating power parameters.
• Allows mixtures of rating scale items and multiple-choice items with or without guessing.
• Handles multiple subtests and weighted combinations of subtest scores.

Previously only available as DOS software, the programs have been updated to the current Windows operating systems: 98, NT, 2000, ME, and XP. Extensive online Help has been added, covering almost completely the newly edited book that combines all four programs in one volume.

Some Features of PARSCALE 4

• One, two, and three-parameter logistic models
• Samejima's model for graded responses
• Master's partial credit model
• Generalized partial credit model
• Analysis of rating scale items such as open-ended essay questions
• Analysis of multiple-choice items
• Differential item functioning (DIF)
• Analysis of mixtures of item types
• Rater's-effect analysis
• Multiple-group polytomous item response models
• Presentation quality IRT graphics, can be imported in to Word, Access, etc.
• Detailed online HELP documentation including syntax and examples.

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