Mokken scale spss software

Data were entered into spss ibm corp, usa with items 3 to 7 and item 12. Tilburg university mokken scale analysis for polychotomous. This program, which is called msp mokken scale analysis for 174 k. Data were converted from spss to a format suitable for analysis in r using. Mokken scale analysis of mental health and wellbeing questionnaire item responses. I came across guttman scalograms and mokken scaling techniques. It consists of an item selection algorithm to partition a set of items into mokken scales and several methods to check the assumptions of two nonparametric item response theory models. After you create a mokken scale, can you get an overall. A nonparametric item response theory model, the mokken scale analysis, and program are described. Unidimensionality and reliability under mokken scaling of the dutch. Sample size in mokken scales is mostly studied on simulated data.

Getting started with mokken scale analysis in r citeseerx. Dos program with windows shell apparently fails under windows 7. The mokken scale is a psychometric method of data reduction. Userfriendly commercial package 225 oneuser licence. Here are citations to the two articles i assign in my irt course on nonparametric irt. Data were converted from spss into the formats required for each of these programs and the msp was used to identify unidimensional hierarchies of items. Mokken scale analysis is a nonparametric item response theory approach that is used to cluster items measuring a latent construct. Mokken scale analysis msa can be used to assess and build unidimensional scales from an item pool that is sensitive to multiple dimensions. Data were analysed using the commercially available software mokken scaling analysis for polytomous items msp for. Polychotomous items, can be regarded as a generalization as well as a.

Spssx procedure and standalone programs for the mokken. A mokken scale is a unidimensional scale that consists of hierarchicallyordered items that measure the same underlying, latent concept. You also should do a thorough job of missing data analysis and descriptive statistics, including correlations. Mokken scale analysis mokken scale analysis eeecon.

Mokken scale analysis is a nonparametric item response theory. Spssx procedure and standalone programs for the mokken scale. A mokken scale analysis of the peer physical examination. Mokken scales have been used in psychology, education, political science, public opinion, medicine and nursing. For dichotomous items a reliabi lity measure based on mokkens scaling model has been discussed in refs. How can i sum a participants score on my newly created mokken scale. These scales satisfy a set of scaling conditions, one. Mokken scaling software is available within the public domain statistical. In general i find that mokken scaling is a good approach for many practical scale analyses, but i recommend that you read at least a few articles on it. Mokken scale analysis of mental health and wellbeing. Data from 802 participants were analysed using mokken scaling analysis. The overall value of the scale should be higher than.