The nature of job analysis inferences and the process of creating job descriptions and job specifications.

In order to understand the nature of job analysis inferences and how they are validated, it is important to attend to the reasons job analysis are conducted. Job anaysis have been carried out to determin the tasks and duties performed by job incumbents. Job analysts often write job descriptions which describe the work activites that are performed in the job. This is important in order to be able to identify major job responsibilities for inclusion …

…level or importance of various KSAOs. Although this direct estimation model involves fewer inferences, it relies heavily on the assumption that possessing these capabilities will enable job holders to perform their relevant work. The validity of direct estimates may be called into question if the assumption is not warratned. In conclusion, various inferences must be made when conducting a job analysis and that there is no single standard or test for validating job analysis inferences.