Test Data Gathering Technique

74 the questionnaire are results of compilation of either questions or statements from other 23 different checklists of materials evaluation. The questionnaires in this step utilized Likert Scale which contain five points of agreement as suggested by Best Kahn 2006. The following table represents the blank format of the questionnaire. Table 3.6. The Form of the Questionnaire Blank No. Statements Frequency of Points of Agreement 1 2 3 4 5 Furthermore, for the following table represents the points of agreement used in the questionnaires. Table 3.7. Points of Agreement Points of Agreement Meaning 1 Strongly disagree 2 Disagree 3 Undecided 4 Agree 5 Strongly agree

b. Interview Protocol

In interviewing the respondents, interview protocol was utilized to make the interview effective and efficient. The role of interview protocol is also as a tool to produce a structured interview. Cresswell 2003 states that “the interview protocol includes a heading, opening statements, the key research questions, probes to follow the key questions, etc. ” p. 190. Furthermore, the existence of interview protocol in the interview session has some advantages such as addressing a list of questions structurally and systematically and as becoming a 75 guide for the reviewer Lodico et al., 2010: 78; Patton, 2002: 343; Lichtman, 2013: 203. The existence of interview protocol appears in three steps of the research, which are research and information collecting, planning, preliminary field testing, and main field testing. 1 Interview Protocol in Research and Information Collecting The interview protocol in research and information collecting step is as a tool to interview some stakeholders of the wedding organizers. There were 15 questions provided in the interview protocol. The following table shows the blueprint of the interview protocol. The complete interview protocol can be seen in the appendix. Table 3.8. The Blueprint of the Interview Protocol Principle Topic Questions Informant’s working background Working time 1 Experience of using English 2, 3, 4 English for Specific Purposes Perception on English proficiency 5 Lacks 6 Needs 7,8,9,10 Wants 11, 12 Project-Based Learning Expectation 14, 15 2 Interview Protocol in Planning The purpose of the interview in planning step was that to adjust the contents of the materials. It is done due to each wedding organizer’s uniqueness, as well as experiences in dealing with foreign clients. By looking at the fact that each wedding organizer might encounter different challenge in using English, therefore contents adjustment is done through interview.