Face validation scores
| Criteria/ Items | I-CVI | % |
|---|---|---|
| A. Front cover | ||
| 1. Interesting | 1.00 | 100 |
| 2. In accordance with title | 1.00 | 100 |
| B. Writing style | ||
| 3. The writing is clear and neat | 0.87 | 87 |
| 4. The written content is clear and neat | 0.87 | 87 |
| 5. The chosen font and size are appropriate | 0.80 | 80 |
| 6. Line and paragraph spacing between the texts is appropriate and consistent | 0.80 | 80 |
| C. Structure and presentation | ||
| 7. Arrange set is clear and attractive | 0.93 | 93 |
| 8. Word structure and activities are appropriate and suitable | 1.00 | 100 |
| 9. The language used is easy to understand | 0.93 | 93 |
| 10. The scope of contents was sufficiently in-depth | 0.93 | 93 |
| 11. The use of images coincide with the topics presented | 1.00 | 100 |
| 12. Images that easily attract readers | 1.00 | 100 |
| D. Motives | 1.00 | 100 |
| 13. Do you understand what it is about when reading this booklet? | 1.00 | 100 |
| 14. Does the booklet address the relevant aspects of how to prevent drowning and water safety? | 1.00 | 100 |
| 15. Does the booklet indicate that you should acquire knowledge of drowning prevention and water safety? | 1.00 | 100 |
| Scale content validity index (S-CVI/Average I-CVI) | 14.13/15 = 0.94 | |
| Criteria/ Items | I-CVI | % |
|---|---|---|
| 1. Interesting | 1.00 | 100 |
| 2. In accordance with title | 1.00 | 100 |
| 3. The writing is clear and neat | 0.87 | 87 |
| 4. The written content is clear and neat | 0.87 | 87 |
| 5. The chosen font and size are appropriate | 0.80 | 80 |
| 6. Line and paragraph spacing between the texts is appropriate and consistent | 0.80 | 80 |
| 7. Arrange set is clear and attractive | 0.93 | 93 |
| 8. Word structure and activities are appropriate and suitable | 1.00 | 100 |
| 9. The language used is easy to understand | 0.93 | 93 |
| 10. The scope of contents was sufficiently in-depth | 0.93 | 93 |
| 11. The use of images coincide with the topics presented | 1.00 | 100 |
| 12. Images that easily attract readers | 1.00 | 100 |
| 1.00 | 100 | |
| 13. Do you understand what it is about when reading this booklet? | 1.00 | 100 |
| 14. Does the booklet address the relevant aspects of how to prevent drowning and water safety? | 1.00 | 100 |
| 15. Does the booklet indicate that you should acquire knowledge of drowning prevention and water safety? | 1.00 | 100 |
| Scale content validity index (S-CVI/Average I-CVI) | ||
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