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Exhibit 7–8  Specific Performance Appraisal Methods

                         method                          advantage                      disadvantage

                         (a) Written essay—descriptions of    Simple to use             More a measure of evaluator’s writing ability
                         employee’s strengths and weaknesses                            than of employee’s actual performance

                         (b) critical incidents—examples of critical  Rich examples; behaviorally based  Time-consuming; lack quantification
                         behaviors that were especially effective or
                         ineffective
                         (c) Adjective rating scales—lists descrip-  Provide quantitative data; less time-   Do not provide depth of job behavior
                         tive performance factors (work quantity and   consuming than others  assessed
                         quality, knowledge, cooperation, loyalty,
                         attendance, honesty, initiative, and so forth)
                         with numerical ratings
                         (d) bArS—rating scale + examples of   Focus on specific and measurable job   Time-consuming; difficult to develop
                         actual job behaviors 30,31      behaviors                      measures
                         (e) Mbo—evaluation of accomplishment of  Focuses on end goals; results oriented  Time-consuming
                         specific goals

                                           32
                         (f) 360-degree appraisal —feedback   More thorough             Time-consuming
                         from full circle of those who interact with
                         employee
                         (g) Multiperson—evaluation comparison of  Compares employees with one another  Unwieldy with large number of employees
                         work group


                         •  (a) through (f) (see Exhibit 7–8) are ways to evaluate employee performance against a set of established standards
                            or absolute criteria.
                         •  (g) (see Exhibit 7–8) is a way to compare one person’s performance with that of one or more individuals and is
                            a relative, not absolute, measuring device.


                       three approaches to multiperson comparison:



                           group-order ranking              individual ranking approach       paired comparison approach

                           Evaluator places employees into a   Evaluator lists employees in order   Each employee is compared with every
                           particular classification (“top fifth,”   from highest to lowest performance   other employee in the comparison
                           “second fifth,” etc.; “top third,”   levels. Note: Only one can be “best.” 3
                                                                                              group and rated as either the superior
                     1    2
                           “middle third,” “bottom third”; or   In the appraisal of whatever number   or weaker member of the pair. Note:
                           whatever classification is desired).   of employees, the difference between   Each employee is assigned a sum-
                           Note: Number of employees placed in   the first and second employee is the   mary ranking based on the number
                           each classification must be as equal   same as that between any other two   of superior scores he or she achieved.
                           as possible.                     employees. And no “ties” allowed.  Each employee is compared against
                                                                                              every other employee—an arduous
                                                                                              task when assessing large numbers
                                                                                              of employees.




                       360-degree appraisal
                       An appraisal device that seeks feedback from a variety of
                       sources for the person being rated

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