When using judgmental performance appraisal scales, the recommendation is for supervisors to make one judgment of the overall job dimension or, if she/he is asked to rate the more specific dimensions, they should all be combined into one single score.

Question

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Judgmental performance appraisal scales are designed to provide an overall assessment of an employee's performance. Supervisors are asked to make one judgment of the overall job dimension or, if they are asked to rate the more specific dimensions, they should all be combined into one single score. This is because the overall assessment is more reliable and valid than the individual ratings.

When Using Judgmental Performance Appraisal Scales, the Recommendation Is for Supervisors