Reliability and validity of measurement4/30/2023 ![]() The observed score has a very close similarity with the true score where the amount of error score is very minimal. ![]() Measurement error on the other hand brings in the difference between the true score and the observed score, in the observed score, there can be no direct measurement of the amount of error. The variables present a situation shown by the true score. The observed scores are further categorized into the error score and the true score. The results of measurements are actually seen from the observed score. ![]() Measurement concept can be described as the method used where numbers are assigned to represent the number of variables such as attribute, object, characteristic, traits that a person possess and any situation that may be under study.
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