%A 1113042059 Nifia Anda Ningrum %T RELATIONSHIP BETWEEN STUDENTS? MOTIVATIONAL BEHAVIOR AND STUDENTS? SPEAKING PROFICIENCY OF SECOND YEAR STUDENTS AT SMAN 1 PRINGSEWU %X The aims of this research were to investigate relationship between students? motivational behavior and students? speaking proficiency and to find the kind of motivational behavior that gives the most influence to students? speaking proficiency. Forty of second year students from SMA Negeri 1 Pringsewu were chosen using randomly by using lottery. The data collecting technique used were questionnaire and transactional English speaking test. Students? motivational behavior scores were estimated by using Likert scale in the range of 1-5, and their English speaking proficiency was tested by transactional English speaking test based on criteria proposed by Heaton (1991). Based on the data of motivational behavior gained from questionnaire, it was obtained that the highest score was 148, and the lowest score was 109 and average was 132.85. For the detail, 57.5% students had high motivational behavior, 37.5 % students had average motivational behavior and 5% students had low motivational behavior. It means that most of the students had high motivational behavior. Based on the data of English speaking score, it showed that the average of students? English speaking proficiency was 78.4. The highest score was 89 and the lowest score was 60. It can be claimed that the students have average proficiency in speaking English. The results showed that the coefficient correlation was 0.650 and it was significant where r-value is (0.650) > r-table (0.312) and it was found that motivational behavior influenced English speaking proficiency of the students with 42.1 %. Furthermore, it was found that intensity gave 20.9%, attention gave 30.6%, and intensity gave 18.2% contribution to the students? speaking proficiency. Based on the result, it can be concluded that there is relationship between students? motivational behavior and their English speaking proficiency and attention gave the most influence. Key words: motivational behavior, English speaking proficiency, Correlation. %C Universitas Lampung %D 2015 %I Fakultas Keguruan dan Ilmu Pendidikan %L eprints10293