Sample Peer Evaluation Rating Form (Mantri et al.)
Table V of Mantri et al. (2008) outlines a peer rating scheme with 5 levels.
Source: Mantri, A., Dutt, S., Gupta, J. P., & Chitkara, M. (2008). Design and evaluation of a PBL-based course in analog electronics. IEEE Transactions on Education, 51(4), 432-438.