Method and Design of Study Population and Sample of Study

Table 3.3 Indicators of the Questionnaire after Treatment Variable Indicator Question number Positive Negative Reading Interest Cognitive Aspect:  Concept of Reading 10, 11, 15, 7, 20 8, 12 Affective Aspect:  Teacher 23 2, 22, 24  Reading Material 1, 4, 6, 14, 16, 21, 25 3, 5, 9, 13, 17, 18, 19 2. Test The test was used to see the result of students’ improvement in their cognitive aspect of reading interest. The test was applied in experimental and controlled class to find out the score of students’ achievement. The score of the test used as comparison between experiment and controlled class. The writer conducted the test twice for both classes. The first was pre-test and the second was post test. a. Pre-test Pre-test was conducted for experiment class and controlled class and it was conducted before the English teens magazine was given as reading material. The purpose of this test is to know whether the students as the sample have the same background knowledge in research variable. The test used for pre-test was reading comprehension. It consists of 25 multiple choice questions. The texts of reading comprehension test include of narrative texts, recount text, and procedure text and the students had to answer the questions based on the text of the questions. The questions adopted from the previous national examination tests for Senior High School. b. Post-test Post-test was conducted also for both classes and it was conducted after the treatment. The purpose of this test is to find out the growth of the score to measure the effectiveness of using English teens magazine to improve students ’ reading interest as the cognitive aspect. The test used in this post- test was reading comprehension which consisted of 25 multiple choice questions. The texts of reading comprehension test include of narrative, recount, and procedure text. The text which is used in this post-test were different with the text in pre-test, but the questions used toward the text given are in the same difficulty level like the questions used in pre-test. The texts were adopted on English teens magazine.

E. Validity Internal Control

The instrument used in this research are questionnaire and reading comprehension test. Before the writer applied these instruments to the students as the sample of this research, these instruments were tested to another students in the same grade. This step is needed to see the validity of this instrument before it would be applied to the sample of research. 1. Questionnaire The writer made 30 questionnaires. The writer tested the questionnaire firstly to the students in the different school, SMA N 8 South Tangerang, but it was still in the same grade. The writer analysed the questionnaire to see the validity and the reliability using Product Moment correlation in Microsoft Excel. The category validity can be seen in Table 3.4.