An illustration of how a standard might be applied, which includes the description of a certain setting, a situation in which the standard is not met, and a discussion of corrective actions that would result in the standard being met.
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.