Replication package for the study "Evaluating the Comprehensibility of Proposals for Architecting Digital Twins: A Family of Experiments" It contains all experimental and supplementary materials, datasets, and analysis files required to reproduce the experiment reported in the article. File Description AB-5D - Comprehensibility of DT design - experimental results.xlsx Participants responses and experimental results for group UCLM‑AB using the 5D design. AB-DDD - Comprehensibility of DT design - experimental results.xlsx Participants responses and experimental results for group UCLM‑AB using the DDD design. RJC-5D - Comprehensibility of DT design - experimental results.xlsx Participants responses and experimental results for group RJC using the 5D design. RJC-DDD - Comprehensibility of DT design - experimental results.xlsx Participants responses and experimental results for group RJC using the DDD design. DDD VS 5V_meta-analysis_with BOX PLOT DIAGRAM.xlsx Meta‑analysis of the comprehensibility results and post‑experiment data. Technical Report - Appendix.docx Appendix including the description of the proposals and models, questionnaires, expected responses, result tables, and graphs.