Audit (of an evaluation)
An independent examination and verification of the quality of an evaluation plan, the adequacy with which it was implemented, the accuracy of results, and the validity of conclusions.
Yarbrough, D. B., Shulha, L. M., Hopson, R. K., and Caruthers, F. A. (2011). The program evaluation standards: A guide for evaluators and evaluation users (3rd ed.). Thousand Oaks, CA: Sage.