Abstract:

The study aims to assess the Effectiveness of Localized Radio-Based Instruction as An Aid to Modular Distance Learning based on the academic performance of Grade 9 students of Tambulig National High School, Zamboanga del Sur Division. The study was conducted during the Academic Year 2021-2022 amidst the pandemic. First Quarter grades of the Grade 9 students were gathered online. The study was quantitative, using a descriptive research design. Sampling methods targeted two groups: students who used RBI and non-RBI students. In determining the 84 students who used RBI, purposive sampling was used. Systematic random sampling was also used in getting the 84 samples from the 239 non-RBI students. The majority of the RBI students (91.67%) have a very satisfactory to outstanding performance compared to the 75.19% of the non-RBI. Based on the result of a weighted average of both Non-RBI and RBI groups (85 and 87) implies that the students who availed of the Radio-Based Instruction have better performance in Araling Panlipunan compared to those who relied only on the learning modules. Based. On the mean, LRBI students have higher performance than the non-RBI. In the new normal education, the students were able to learn and perform better in school when they availed of the Localized Radio-Based Instruction. Students prefer to listen to radio-based instruction. It supplements the information provided by the modules, hence, improving students’ academic performance. Using local radio-based lessons is an effective way to bridge the digital divide in education., foster learner-centered approaches, and reach out to the most marginalized students.