Sunk costs are always irrelevant costs for decision making

The research report must be written in a technical, research-oriented fashion, so that the statistical sophistication of the analysis can be highlighted.

a. true b. false

Ericho gives all his subordinates low ratings on their appraisals in an effort to intimidate them. Jericho is making which type of rating error?

A) central tendency B) halo C) leniency D) severity