From: Leniency and halo effects in marking undergraduate short research projects
Supervisor Written Report | Control Marker Written Report | |
---|---|---|
Supervisor Performance | t = 5.69, p < 0.001. Performance scoring higher than report (difference in grade score = 0.52) Highly significant difference. r = 0.75 Linear regression – non-significant result | t = 3.07, p = 0.003. Significant difference |
Second Marker Written Report | t = 3.12, p < 0.01 Highly significant difference. Supervisor scoring higher than second marker (difference in grade score = 0.42, 95% confidence interval for mean difference 0.18 – 0.80). r = 0.28 | t = 0.68 No significant difference. r = 0.11 |
Control Marker Written Report | t = 1.81, p = 0.07 No significant difference. |