![]() The practicality of the product is assessed by the product user, that is, the student who gets the treatment. Product validation was validated by experts using a validation sheet. The steps in this development are researching and gathering information, selecting and developing teaching materials, initial trials, revisions, main trials, and final product revisions. ![]() The research instruments used were validation sheets, practical sheets, and learning achievement test sheets. Experienced trials and legibility testing used a questionnaire, while field trials used the experimental one group pretest post-test design. Module trials are carried out with stages of expert trials, legibility testing, and field trials. The subjects of the study were Grade X students of SMK I Tanah Miring Merauke Regency, Papua Province. Type of research is a method of research and development (Research and Development) with the design model of ADDIE (Analyze, Designed, Development, Implementation, and Evaluation). ![]() ![]() The purpose of this study is to obtain a linear program module based on problem solving with the help of QSB applications that meet the valid, effective and practical criteria.
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May 2023
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