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Means and standard deviations of behavioral ratings
| Verbal | Nonverbal | Still image | |
|---|---|---|---|
| Affect interview (study 1) | 1.72 (1.62) | .80 (1.19) | NA |
| Affect interaction (study 1) | 1.40 (1.05) | 1.52 (.96) | NA |
| Engagement time 1 (study 2) | 4.34 (.76) | 4.44 (.56) | 4.60 |
| Engagement time 2 (study 2) | 4.48 (.35) | 3.97 (.55) | 4.35 |
