THE DIFFERENCES OF STUDENTS’ LEARNING ACHIEVEMENT TAUGHT SOMATIC, AUDITORY, VISUAL, AND INTELLECTUAL (SAVI) LEARNING MODEL AND DIRECT INSTRUCTION (DI) LEARNING MODEL ON SET TOPICS IN VII GRADE AT SMP NEGERI 1 BINJAI ACADEMIC YEAR 2014/2015

This research is experiment. The purpose of this research was to know
the differences of students’ learning achievement between SAVI class and Direct
Instructional class in mathematical learning process on sets topic at SMP Negeri 1
Binjai. The population of this research was all VII grade students of SMP Negeri
1 Binjai which consists of 9 classes, whereas the sample consist of 2 classes, they
are VII-4 as experimental class consists of 30 students and VII-5 as control class
consists of 30 students. Experimental class used SAVI, whereas control class used
direct instruction learning model. Collecting data technique of this research was
pre-test that given in the end of learning process in experimental class and control
class. The type of this test is essay test. Before doing the test, it must be reliable
where 0.91253 for pre-test and 0.90269 for post-test. Before doing hypothesis test,
it would be done normality test and homogeneity test beforehand. From the result
of those tests, sample was taken from normal distribution and homogeneous
population. From the data analysis of experimental class by using t-test with
significance level α = 0.05, it was obtained that tcalculated (8.372) > ttable ( 1.671)
then Ho is rejected and Ha is accepted. So, it can be concluded that, there is the
difference of students’ learning achievement from SAVI class between Direct
Instruction class and the improvement of students’ learning achievement in SAVI
class is better than students’ learning achievement in Direct Instruction class. On
other words, SAVI learning model can improve the students’ learning
achievement in grade VII on the set topics at SMP N 1 Binjai academic years
2014/2015.