Rasch fit statistics and sample size considerations for polytomous data
<p style="text-align:justify;"> <b>Background:</b> Previous research on educational data has demonstrated that Rasch fit statistics (mean squares and t-statistics) are highly susceptible to sample size variation for dichotomously scored rating data, although little is kn...
Main Authors: | , , , , |
---|---|
Format: | Journal article |
Language: | English |
Published: |
BioMed Central
2008
|