Table 2.

Multivariate test results for the specified multivariate analysis of variance model.

Effect			Wilks λ		F test (df)		P value		ηp2
Main effect
	Chatbot persona	0.976		0.490 (9, 448)		.88		0.008
	Participant age (<40 years old)	0.897		7.010 (3, 184)		<.001		0.103
	Participant gender	0.952		3.095 (3, 184)		.03		0.048
Two-way interaction effect
	Chatbot persona × participant age	0.887		2.518 (9, 448)		.008		0.040
	Chatbot persona × participant gender	0.969		0.655 (9, 448)		.75		0.011
	Participant age × participant gender	0.988		0.756 (3, 184)		.52		0.012
Three-way interaction effect
	Chatbot persona × participant gender × participant age	0.968		0.670 (9, 448)		.74		0.011