Research Article
Text Entry by Gazing and Smiling
Table 1
Mean ranks of ratings of both techniques.
| ā | Face Interface | Mouse | Mann-whitney
| Significance |
| General evaluation | 10.2 | 14.8 | 44.5 | n.s. | Difficulty | 8.6 | 16.4 | 25.0 | P < 0.01 | Speed | 9.4 | 15.6 | 35.0 | P < 0.05 | Accuracy | 7.8 | 17.2 | 15.5 | P < 0.01 | Efficiency | 9.7 | 15.3 | 38.0 | n.s. | Enjoyableness | 10.3 | 14.8 | 43.5 | n.s. |
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