THE EFFECT OF MIND MAP STRATEGY ON STUDENT LEARNING OUTCOMES AT TOPIC SENSORY SYSTEM IN CLASS XI SMA NEGERI 11 MEDAN ACADEMIC YEAR 2013/2014

This study investigates the effect of Mind Map strategy on learningoutcome of student at topic sensory system. The design adopted in the researchwas a quasi-experimental pretest and posttest method. The population of the studyincluded all student class XI IPA SMA Negeri 11 Medan are 223. There were 2classes chosen as the sample by applying purposive sampling technique. Thosetwo classes are class XI IPA 5 that selected to be mind map class and XI IPA 6students that selected to be without mind map class. The instrument used in thisresearch was an objectives test that consist of 30 multiple choice questions thathave been validated by validator. The result of hypothesis test for posttest showedthat tcount = 4.28 > ttable = 2.383, P = 0.001 at the level significance of 0.01, meansthat Ha was accepted and H0 was rejected. The average of student learningoutcome in mind map class was 73.95 while in without mind map class was67.16. From the calculation of t-test obtained tcalculate > ttable (4.28 > 2.383). Itmeans Ho was rejected and Ha was accepted, that means mind map has asignificant effect on student learning outcome at topic sensory system in class XIIPA SMA Negeri 11 Medan academic year 2013/2014.