The Influence of The Role-Playing Learning Model and Vocabulary Mastery on English Speaking Proficiency

Abstract

Since speaking ability is an indicator of success in learning English, speaking ability must be mastered well. Teachers must be able to determine the right learning model and stimulate their students' speaking ability. Role-play learning model is one of the relevant alternatives. The purpose of the study is to show how role play affects English vocabulary acquisition, how vocabulary acquisition affects English speaking ability, and how role play and vocabulary acquisition affect English speaking ability. This study used a quantitative approach with the type of experimental research through a one group pretest-posttest design. The instruments used are role playing learning model questionnaire, speaking ability questionnaire, and vocabulary mastery test questions. According to the results of simple regression and multiple linear regression analyses, the research shows that role playing affects English vocabulary acquisition, vocabulary acquisition affects English speaking ability, and role playing and vocabulary acquisition do not affect English speaking ability.
Keywords: Role Playing Model; Speaking Ability; Vocabulary.