ABSTRAKPenelitianinibertujuanuntuk (1) Hubungan yang positip keaktifan siswadalam kegiatan ekstrakurikuler olaharaga dengan prestasi belajar olahraga danbesar hubungannya; (2) Hubungan yang positif motivasi belajar dengan prestasibelajar olahraga dan besar hubungannya; (3) Hubungan yang positif kedisiplinandengan prestasi belajar olahraga dan besar hubungannya; (4) Hubungan yangpositif tanggung jawab dengan prestasi belajar olahraga dan besar hubungannya;(5) Hubungan secara bersama-sama antara keaktifan siswa dalam kegiatanekstrakurikuler olahraga, motivasi belajar, kedisiplinan dan tanggung jawabdengan prestasi belajar olahraga.Penelitianinimerupakanpenelitiankuantitatifkoresional.Pengumpulan datamenggunakanjenis instrument, penyususnankuesioner,penyusunanpedomanwawancara fan dokumentasi. Analisis datamenggunakanujiprasyaratanalisis.Metode penelitian yang digunakan dalam penelitian ini adalah metodekuantitatif korelasional.Populasi dalam penelitian ini adalah seluruh siswa kelasXI Jurusan MIA di SMA N I Grobogan yang berjumlah 112 siswa.Teknikpengambilan sampel dalam penelitian ini adalah menggunakan teknik Purposivesecara random (Purposive random sampling), besar sampel sebanyak 84 siswayang berasal dari jumlah populasi sebesar 112 siswa. Dengan cara : a.Menetapkan populasi, yaitu jumlah siswa disetiap kelas yang menjadi subyekpenelitian dengan jumlah 112 siswa kelas XI Jurusan MIA. b. Menetapkan sampelberdasarkan Tabel Krejcie. c.Menentukan sampel secara seimbang digunakanpurposive random sampling.Variabel yang diteliti yaitu variabel bebasnya terdiridari empat faktor yaitu : keaktifan, motivasi belajar, kedisiplinan,tanggung jawab.Variabel terikatnya yaitu : prestasi bealajar. Teknik pengumpulan datamenggunakan alat pengumpul data yang disebut instrumenpenelitian.Penyusunanya menggunakan alat instrumen yang berbentuk kuesioneryang berisi butir-butir pertanyaan , selain menggunakan instrumen angketpenelitian mengadakan wawancara dan dokumentasikan, kemudian di uji denganvaliditas dan reliabilitas.Hasil penelitianmenunjukkan: (1)Pengujianhipotesispenelitianmenunjukkanterdapathubunganpositifdansignifikanantarakeaktifansiswadalamkegiatanekstrakurikulerolahragadenganprestasibelajarolahragasiswakelas XI padajurusanMIA di SMAN 1 Grobogan,artinyasemakintinggitingkatkeaktifansiswadalamkegiatanekstrakurikulerolahragamakasemakintinggi pula prestasibelajarolahraga, demikian pulasebaliknyasemakinrendahtingkatkeaktifansiswadalamkegiatanekstrakurikulerolahragamakasemakinrendah pula prestasibelajarolahraga. (2)Pengujianhipotesismenunjukkanterdapathubunganpositifdansignifikanantara motivasi belajardenganprestasibelajarolahragasiswakelas XI padajurusanMIA di SMAN1 Grobogan, artinyasemakintinggimotivasibelajarolahragamakasemakintinggipula prestasibelajarolahraga, demikian pulasebaliknyasemakinrendahmotivasibelajarolahragamakasemakinrendah pulaprestasibelajarolahraga. (3)Pengujianhipotesispenelitianmenunjukkanterdapathubunganpositifdansignifikanantarakedisiplinanolahragadenganprestasibelajarolahragasiswakelas XIpadajurusanMIA di SMAN 1 Grobogan,artinyasemakintinggikedisiplinansiswamakasemakintinggi pulaprestasibelajarolahraga, demikian pulasebaliknyasemakinrendahkedisiplinansiswamakasemakinrendah pulaprestasibelajarolahraga. (4)Pengujianhipotesispenelitianmenunjukkanterdapathubunganpositifdansignifikanantaratanggungjawabdenganprestasibelajarolahragasiswakelas XI padajurusanMIAdi SMAN 1Grobogan,artinyasemakintinggitanggungjawabsiswamakasemakintinggi pulaprestasibelajarolahraga, demikian pulasebaliknyasemakinrendahtanggungjawabsiswamakasemakinrendah pulaprestasibelajarolahragaKata Kunci:HubunganKeaktifan, Ekstrakulikuler, MotivasiBelajar,Kedisiplinan, TanggungJawab.ABSTRACTThe objectives of this reserach are (1) a positiverelationshipof students’activeness in sports extracurricular activitiestowards studentsportsachievementandgreatrelationship; (2) a positiverelationshipof learningmotivation towards student sportsachievementandgreatrelationship; (3) Thepositive relationshipof disciplinetowards studentsportsachievementandgreatrelationship; (4) a positiverelationshipof responsibilitytowards student sportsachievementandgreatrelationship; (5) The relationshipbytogetherbetween theactivity of studentsinextracurricularsportsactivities, learningmotivation, disciplineandresponsibilitytowards student sportsachievement. Thisiscorrelational quantitativeresearch. Data collectionused instrument,questionnaire, interviewand documentationguidelines. Analysis ofdatausedanalysisprerequisite test.The method used in this research is quantitative methodkorelasional.Populasi in this study were all students of class XI Department ofnatural scienceat SMA NI Grobogan.Teknik totaling 112 samples in this study isthe use of purposive random technique ( purposive random sampling ) , a samplesize of 84 students from a population of 112 students . By: a . Establish thepopulation ,ie the number of students in each grade who is the subject of researchby the number of 112 students of class XI Department of natural science. b . Thesample set based on Table Krejcie .c.Menentukan in a balanced sample usedpurposive random sampling.Variabel independent variables studied werecomposed of four factors: the activity , learning motivation , discipline ,responsibility . The dependent variable , namely : bealajar achievement . Thetechnique of collecting data using a data collection tool calledpenelitian.Penyusunanya instrument shaped instrument using a questionnairecontaining grains of questions , in addition to using a questionnaire instrumentconduct interviews and document research , then test with validity and reliability.The results showed that: (1) Testinghypotheses of the researchshowedthat there ispositive and significant relationship between theactivity of studentsinextracurricular activitiestowardsstudent sportsachievementof eleventh gradestudents of natural science at SMAN1Grobogan, it means that the higherlevelofstudentsactiveness inextracurricularsportsactivities so that the students sportachievement is higher, conversely the lowerlevel ofstudentsactivenessinextracurricularsportsactivities so that the students sport achievement is lower.(2)Testing the hypothesisshowed that there positive and significantrelationshipbetween learning motivationtowardsstudent sportsachievementofeleventh grade students of natural science at SMAN1Grobogan, it means that thehigherof sport learning motivation so that the students’ sport achievement ishigher, conversely the lower of sport learning motivation so that the students’sport achievement is lower.(3) Testinghypothesis ofthe researchshowed that thereispositive and significant relationshipbetweendisciplinetowardsstudentsportsachievementof eleventh grade students of natural science atSMAN1Grobogan, it means that the higherof students’ discipline so that thestudents’ sport achievement is higher, conversely the lower of students’ disciplineso that the students’ sport achievement is lower. (4) Testing hypothesis oftheresearchshowed that there ispositive and significantrelationshipbetweenresponsibilitytowardsstudent sportsachievementof eleventhgrade students of natural science at SMAN1Grobogan, it means that it means thatthe higherof students’ responsibility so that the students’ sport achievement ishigher, conversely the lower of students’ responsibility so that the students’ sportachievement is lower.Keywords: Relationship, Activeness, Extracurricular, Learning Motivation,Discipline, Responsibility.