Table 2.

Means and standard deviations (between parentheses).

Variable		Chatbot brainstorming partner	Human brainstorming partner	Total
1. Social presence	With social cues	2.57 (1.07)	2.39 (0.88)	2.48 (0.97)
	Without social cues	2.14 (0.73)	2.35 (0.71)	2.24 (0.72)
	Total	2.33 (0.91)	2.37 (0.79)
2. Homophily	With social cues	2.33 (0.98)	2.21 (0.80)	2.27 (0.88)
	Without social cues	2.14 (0.73)	2.24 (0.89)	2.19 (0.80)
	Total	2.22 (0.84)	2.23 (0.84)
3. Perceived humanness	With social cues	4.12 (0.93)	4.01 (1.03)	4.06 (0.97)
	Without social cues	3.84 (0.75)	4.01 (1.03)	3.92 (0.89)
	Total	3.96 (0.93)	4.01 (1.02)
4. Evaluation apprehension	With social cues	2.47 (0.78)	2.57 (0.71)
	Without social cues	2.65 (0.77)	2.58 (0.67)
	Total	2.57 (0.77)	2.58 (0.68)
5. Productivity	With social cues	14.31 (5.99)	8.41 (3.81)
	Without social cues	11.85 (4.62)	9.00 (3.80)
	Total	12.92 (5.35)	8.72 (3.79)
6. Idea diversity	With social cues	33.31 (13.09)	21.41 (8.86)
	Without social cues	27.17 (9.44)	22.90 (9.64)
	Total	29.83 (11.48)	22.18 (9.23)