Data analysis
Before the implementation for the study, the research conducted an initial pilot test
aimed to ensure that the test would be suitable and appropriate for upper secondary level
students’ English proficiencies and the second pilot test focused on errors and weak points
which should be fixed for test improvements from. For the implementation, the researcher
briefly introduced the instructional media and the introduction of the movie to students before
pre-test and post-test. The results were then compared using paired t-test and effect size.