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Likert Scores for AAC user Survey Questions (5 = Strongly Agree; 1 = Strongly Disagree)
| Question | Row/Col | Huffman | Linear | Linear |
|---|---|---|---|---|
| Auto | 8-grm | grid | RSVP | |
| I was fatigued by the end of the trial. | 1 | 1 | 1 | 3 |
| I was stressed by the end of the trial. | 1 | 1 | 1 | 5 |
| I liked this trial. | 5 | 5 | 1 | 1 |
| I was frustrated by this trial. | 1 | 1 | 5 | 5 |
