Measuring the effects of pedagogical agent cognitive and affective feedback on students’ academic performance
2024

Effects of Feedback from a Virtual Tutor on Student Performance

Sample size: 115 publication Evidence: moderate

Author Information

Author(s): Arguedas Marta, Daradoumis Thanasis, Caballé Santi

Primary Institution: Open University of Catalonia

Hypothesis

Does cognitive and affective feedback from a virtual Affective Pedagogical Tutor improve students' learning outcomes compared to feedback from a human teacher?

Conclusion

The study found that cognitive feedback from the virtual tutor significantly improved students' learning outcomes compared to feedback from a human teacher.

Supporting Evidence

  • Students receiving cognitive feedback from the virtual tutor reported significantly higher learning outcomes.
  • Four types of affective feedback from the virtual tutor were found to significantly enhance learning outcomes.
  • The study used a five-point Likert scale to measure students' perceptions of feedback effectiveness.
  • Statistical analyses, including t-tests, were applied to compare feedback effectiveness between groups.

Takeaway

The virtual tutor's feedback helped students learn better than the teacher's feedback, especially when it was about understanding the material.

Methodology

The study involved 115 students divided into control and experimental groups, comparing the effectiveness of feedback from a human teacher and a virtual tutor using a questionnaire.

Potential Biases

The study may have biases related to the specific context and design of the feedback mechanisms.

Limitations

The study is based on a single course and specific academic context, limiting the generalizability of its findings.

Participant Demographics

Participants were 115 students enrolled in a web design course.

Statistical Information

P-Value

0.004

Statistical Significance

p<0.05

Digital Object Identifier (DOI)

10.3389/frai.2024.1495342

Want to read the original?

Access the complete publication on the publisher's website

View Original Publication