Table 1. Personality ratings of the robot: differences between face display conditions. Overall F and p value are shown.

PersonalityFactor	Possiblerange	No-face displayMean (SD)	Silver face displayMean (SD)	Humanlike facedisplay Mean (SD)	F(2,58)	p value
1. Sociable	0–6	1.50 (1.25)	2.17 (1.91)	2.57 (1.98)	4.034	.023
2. Amiable	0–4	1.50 (1.41)	1.93 (1.48)	2.63 (1.45)	6.74	.002
3. Trustworthy	0–3	2.70 (0.47)	2.63 (0.55)	2.57 (0.77)	0.66	.521