Perceived credibility of an AI instructor in online education: The role of social presence and voice features

作者：

Highlights：

• The study examines the effects of an AI instructor's voice and expertise on the perceived credibility of the AI instructor.

• An online experiment was conducted with a 2 (voice: machinelike vs. humanlike) x 2 (expertise: novice vs. expert) design.

• Students perceive greater credibility of an AI instructor with a humanlike voice than that with a machinelike voice.

• Social presence functions as a mediator between the voice and the perceived credibility of an AI instructor.

• The perceived credibility of an AI instructor predicts intentions to take AI-based online courses.

摘要

•The study examines the effects of an AI instructor's voice and expertise on the perceived credibility of the AI instructor.•An online experiment was conducted with a 2 (voice: machinelike vs. humanlike) x 2 (expertise: novice vs. expert) design.•Students perceive greater credibility of an AI instructor with a humanlike voice than that with a machinelike voice.•Social presence functions as a mediator between the voice and the perceived credibility of an AI instructor.•The perceived credibility of an AI instructor predicts intentions to take AI-based online courses.

论文关键词：AI instructor,Credibility,Human-machine communication,Machine teacher,Machine voice,Social presence

论文评审过程：Received 21 August 2021, Revised 24 June 2022, Accepted 27 June 2022, Available online 30 June 2022, Version of Record 6 July 2022.

论文官网地址：https://doi.org/10.1016/j.chb.2022.107383