While I believe that performance-based systems are potentially superior, the critics of seniority systems should accept that it is difficult, time-consuming and very expensive to develop and implement valid measures of performance in many types of jobs, particularly teaching.
That clause gives Congress the ability to implement valid exercises of its other powers.
Specifically, the project asked whether it is scientifically possible to produce, and feasible to implement, valid and reliable cross-linguistic, cross-cultural and cross-institutional comparisons of HE learning outcomes.
Hopefully, if these efforts and insights become systematically exploited and implemented, valid biomarkers may start accumulating in the foreseeable future, perhaps even at a rapid pace.
To achieve this, there is a need to increase awareness, and to develop and implement valid, user-friendly assessment tools [ 4].
Third, the measurement should be feasible, easy to implement within routine care (or already implemented), valid, reliable, and objective; therefore, we used well-known measures with tested quality criteria that were widely used (at least in Germany).
Our discussion of the role of the distribution of physical attractiveness in the population highlights the challenge of implementing a valid instrumental variable strategy for the relative spouses' BMI in the household.
This matter is also true for PA methods, to implement a valid and proper PA method of which the validity of process is acceptable scientifically and proven to be positive based on experience.
To design and implement a valid tool for assessment of ophthalmology resident on-call performance.
The proposed algorithm implements several valid inequalities adapted from the literature for the problem and a local search based on simulated annealing algorithm to obtain upper bounds.
