Types of Data Variable Operational Definition

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1. Grating Instrument for Material Expert

Table 4. Grating Instrument for Material Expert No Indicators Item Number Material Aspect 1 The suitability of the material with SC and BC 1 2 The suitability of the material with indicators 1 3 The suitability of the material with the learning objectives 1 4 The accuracy of the material aspects reviewed from the concept of science 1 5 The adequacy of the amount number of question 1 6 Completeness the range of question 1 7 Clearness of the questions 1 8 Level of difficulty 1 9 Variations of questions 1 10 The accuracy of the answer to question 1 11 Clarity of answerss deliberation to the questions 1 12 The accuracy of the term used 1 Language Aspect 13 The suitability of language to the level of understanding of students 1 14 Ease of questions to understand 1 15 The ease of the material to be understood 1 Learning Aspect 16 Supporting students to learn independently 1 17 The ability of the media in enhancing student understanding 1 18 Involve the students to play an active role 1 19 Students interactivity with media 1 Total 19 Source : Wahono 2006 with modifications 66

2. Grating Instrumen for Media Expert

Table 5. Grating Instrument for Media Expert No Indicators Item Number Aspect of Media Engineering 1 Manageable 1 2 Easy to use 1 3 Clarity of the usage of learning media 1 4 The precision of the selection of the media with the material presented 1 5 Reusable 1 6 Effective and efficient in the development 2 Visual Communication Aspect 7 Creativity of learning media 1 8 Learning media innovation 1 9 Communicative 1 10 The suitability of color selection 1 11 The suitability of font selection 1 12 The suitability of font size selection 1 13 Distance setting 1 14 The readability of the text 1 15 The suitability of the image display 1 16 The balance of the proportions of the picture 1 17 Design of media is interesting 1 18 Layout setting 1 19 The accuracy of the terms used 1 Total 20 Source : Wahono 2006 with modifications 67

3. Grating Instrument for Accounting Subject Practitioner

Table 6. Grating Instrument for Accounting Subject Practitioner No Indicators Item Number Material Aspect 1 The suitability of the material with SC and BC 1 2 The suitability of the material with indicators 1 3 The suitability of the material with the learning objectives 1 4 The accuracy of the material concept 1 5 The adequacy of the amount number of question 1 6 Completeness the range of question 1 7 Clearness of the questions 1 8 Level of difficulty 1 9 Variations of questions 1 10 The accuracy of the answer to question 1 11 Clarity of answerss deliberation to the questions 1 12 The accuracy of the question 1 13 The accuracy of the term used 1 Language Aspect 14 Suitability of language to the level of understanding of students 1 15 Ease of questions to understand 1 16 The ease of the material to be understood 1 Learning Aspect 17 Supporting students to learn independently 1 18 The ability of the media in enhancing student understanding 1 19 Involve the students to play an active role 1 20 The effectiveness of learning to use media 1 21 Students interactivity with media 1 Visual Communication Aspect 22 Creativity and innovation of the media 2 23 Easy to use 1 24 Reusable 1 25 The suitability of color selection 1 26 The suitability of font and font size selection 1 27 The readability of the text 1 28 The suitability of the image display 1 29 Design of media is interesting 1 Total 30 Source : Wahono 2006 with modifications