Company A uses supervisor ratings to assess employees' customer service behaviour. However, it was found that those ratings also measure how much the supervisor likes the employee. Based on this information, one could conclude that the measure has some _______.

Question

Quizplus · Accepted Answer

The fact that supervisor ratings measure both customer service behaviour and how much the supervisor likes the employee shows that there is contamination in the measure. Criterion contamination occurs when a measure includes aspects that are irrelevant to what the measure is supposed to assess, leading to inaccurate or biased results.

Company a Uses Supervisor Ratings to Assess Employees' Customer Service