Questionnaire Validation through CFA and IRT

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I am a PhD student and research assistant at a German university. I recently did a CFA for scale validation using my own research (survey) data and am familiar with the requirements and current literature regarding CFA Zaidi

Dear Client, I am excited to assist with the validation of your questionnaire using Confirmatory Factor Analysis (CFA) and Item Response Theory (IRT). With my expertise in statistical modeling and psychometric validat Zaidi

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I have extensive experience conducting Confirmatory Factor Analysis (CFA) to validate measurement models and assess construct reliability and validity. My expertise includes model specification, identification, and eva Zaidi

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Hello Ahmad, I understand that you are looking for a skilled statistician to validate a questionnaire using Confirmatory Factor Analysis (CFA) and Item Response Theory (IRT) on your survey data. I have extensive exper Zaidi

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Price Proposal: $600 USD Delivery Time: 5 days Hello, I would be happy to help you, I can provide expert analysis of your survey data using CFA to validate the factor structure and IRT to assess item performance. Wit Zaidi

I have conducted CFA & IRT on publication and assessment development. The IRT skill that I mastered ranged from dichotomous response (Rasch, xPL) to polytomous response (GPCM, GRSM, RSM)