The Center for Hospitality Research of Cornell University conducted a study titled, Ability versus Personality: Factors that Predict Em
ployee Job Performance (Tracey, Sturman & Tews, 2007). The researchers used O*NET definitions, education and training requirements, tasks, and required knowledges, skills, and abilities as part of their research to test the hypothesis that cognitive ability is more important for predicting performance among inexperienced employees than among experienced employees in frontline restaurant jobs. In addition, they hypothesized that conscientiousness was more valid for predicting performance among experienced employees than inexperienced employees. These hypotheses were supported in their research.
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