Which of the following would be LEAST useful for eliminating the halo effect, the central tendency bias, and other rater biases from performance ratings?
- paired comparison
- Likert scale
- forced distribution
The Correct Answer is B.
The Likert scale is a subjective rating scale that is susceptible to rater bias. Consequently, the Likert scale may not provide accurate information pertaining to performance ratings. Likert-type scales and other graphic rating scales are susceptible to rater biasparticularly when global dimensions are rated.
Answer A: The paired comparison method requires employee-employee comparison which does not eliminate response bias.
Answer C: Forced distribution is a method of mitigating rater bias.
Answer D: Ranking is a relative technique for mitigating rating bias.