THE EFFECT OF SCIENTIFIC APPROACH ON SPEAKING COMPETENCY AND ITS RELATIONSHIP TO ACHIEVEMENT MOTIVATION OF TENTH YEAR STUDENTS OF SMK PARIWISATA TRIATMA JAYA BADUNG

Abstract

ABSTRACT
This experimental study aims to investigate the effect of scientific approach and achievement
motivation on the speaking competency of tenth graders of SMK Pariwisata Triatma Jaya Badung
in the academic year 2019/2020. This research applied 2x2 factorial design. Sixty students were
selected as sample through random sampling. Data on students’ speaking and achievement
motivation were collected by using multiple-choice tests. The acquired data were analyzed
statistically by Two Way Analysis of Variance (Two Way ANOVA) and Tukey test to know the
interaction effect at 5% significance level. This research discovers: 1) The scientific Approach
significantly correlates with students’ speaking competency, 2) There is a significant interaction
effect of teaching strategy and achievement motivation on students speaking competency, 3) The
scientific Approach significantly correlates with the motivation students’ speaking competency,
and 4) Conventional Strategy significantly correlates with low motivation students’ speaking
competency.
Keywords: scientific approach, achievement motivation, speaking competency
ABSTRAK
Studi eksperimen ini bertujuan untuk menginvestigasi pengaruh pendekatan saintifik dan motivasi
berprestasi terhadap kompetensi berbicara siswa kelas X SMK Pariwisata Triatma Jaya
Badungpada tahun ajaran 2019/2020. Penelitian ini menggunakan rancangan 2x2 faktorial. 60
siswa dilibatkan sebagai sampel penelitian. Mereka dipilih dengan teknik sampling acak. Data
kompetensi berbicara dan motivasi berprestasi dikumpulkan dengan tes pilihan ganda. Data yang
diperoleh dianalisis dengan Analisis Varian AB (ANAVA AB) dan uji Tukey untuk mengetahui
pengaruh interaksi. Temuan penelitian ini adalah (1) Pendekatan Saintifik berpengaruh secara
signifikan terhadap kompetensi berbicara siswa, (2) terdapat pengaruh interaksi yang signifikan
strategi mengajar dan motivasi berprestasi terhadap kompetensi berbicara siswa, (3) Pendekatan
Saintifik berpengaruh secara signifikan terhadap kompetensi berbicara siswa yang memiliki
motivasi tinggi, dan (4) Strategi Konvensional berpengaruh secara signifikan terhadap
kompetensi berbicara siswa yang memiliki motivasi rendah.
Kata-kata kunci: pendekatan saintifik, motivasi berprestasi, kompetensi berbicara