true score theory
[troo skɔr ˈθɪəri]
noun
teoria do escore verdadeiro
1. A psychometric theory that assumes every individual has a true score on a latent trait or ability, and observed scores are the true score plus random measurement error
True score theory provides the foundation for understanding reliability and validity in psychological testing.
A teoria do escore verdadeiro fornece a base para compreender a confiabilidade e validade nos testes psicológicos.
2. The theoretical framework asserting that X = T + E, where X is the observed score, T is the true score, and E is random error
In true score theory, measurement error is assumed to be random and uncorrelated with the true score.
Na teoria do escore verdadeiro, assume-se que o erro de medição é aleatório e não correlacionado com o escore verdadeiro.
True score theory is a foundational concept in educational measurement and psychological assessment, particularly prominent in North American and Brazilian academic contexts. It originated with Charles Spearman in the early 1900s and remains central to standardized testing and test validation methods used in schools, universities, and clinical settings across English and Portuguese-speaking countries.
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