Final answer:
A job evaluation method that yields consistent results across different evaluators is considered reliable. Reliability involves inter-rater agreement and consistency, whereas validity ensures the method measures what it is intended to accurately.
Step-by-step explanation:
If a job evaluation method consistently yields the same results under different evaluators, it can be said that the method is reliable. Reliability refers to the ability to consistently produce a given result, which in the context of job evaluation means that the method measures what it intends to measure in a consistent manner across different conditions or evaluators. This aspect of reliability is also known as inter-rater reliability, which is the degree to which two or more different observers agree on what has been observed.
Validity, on the other hand, refers to how well a test measures what it is supposed to measure. While reliability is a necessary condition for validity, a measurement can be reliable without being valid. In the given context, validity would mean that the job evaluation method not only produces consistent results but also accurately assesses the job's requirements or performance criteria.
It is important to note that even though reliability is crucial, it is not the only consideration. Ensuring that the job evaluation method is both reliable and valid would provide a more comprehensive and accurate assessment.