The Effect of Cooperative Model “Jigsaw Type” in Improving Students’ Achievement at Christian Education Subject Case : Grade XII IPA 1 - 2 SMA Negeri 1 Tebing Syahbandar
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This research intends to find out the extent of effect of Cooperative Jigsaw Type improve students’ achievement of grade XII IPA 1 - 2 SMA Negeri 1 Tebing Syahbandar. The population is all the students of Christian at the school. They are 40 students at the firs t semester. Sample is grade XII IPA - 1 as the control class and IPA - 2 as the experiment class. Each of the class consists of 20 students. Technique of data analysing uses statistic parametric, it is normality test to measure chi quadrat test. Homogeneity te st uses F - test and hypothesis uses t - test. The result of pre - test of mean experimenlt class is 37,25 and standard deviation is 11,97. Then pre - test of mean control class is 31,5 and standard deviation is13,29. Then the result of post - test of mean experimen tal class is 57,25 and standard deviation is 18,10. The post - test of mean control class is 44 and standard deviation is 17,21. Hypothesis shows that t - test = 2,37 and t - tab le = 1,70, t - test > t - tab le (2,37 > 1,70) which mean that hypothesis is accepted . From this data analysis result, can be concluded that Cooperative Jigsaw Type has significant effect in improving students’ achievement at Christian education subject at grade XII IPA SMA Negeri 1 Tebing Syahbandar of academic year 2018/2019.