Analysis of the Questionnaire "Addiction to Mobile Based Social Networks" Using by Rasch Measurement Model
The aim of the present study was to analyze the "Addiction to Mobile-Based Social Networks" questionnaire using the Rasch measurement model. The study population of secondary school students. the sample selected included 345 people with the available method of selection. The study instrument was a mobile-based social network addiction questionnaire developed by Khajeh Ahmadi et al. (2016). The methods used for the analysis were one-dimensional partial validity of the Rush family model. The software used was spss version 25, winsteps and jMetric version 4. The findings showed that 2 questions 17 and 21 were inappropriate at the selected sample level, but the other 21 questions in this questionnaire followed the one dimensional model and had the desired fit. The reliability of the instrument was also measured using PSI and compared with the common method of measuring this index in CTT, which is the alpha coefficient, which showed more favorable results.
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