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Estimación de la proporción de una subpoblación oculta a través de muestreo por “bola de nieve” estratificado
(2008)
The inference process is inefficient when employing conventional sampling tech- niques to sample from hidden populations and those of difficult access. The method of sampling by reference or “Link-Tracing” (“Snowball ...
Comparación de métodos directos e indirectos para estimar prácticas de “copiarse” y plagio en el Recinto Universitario de Mayagüez
(2008)
A study is presented on the methodology of comparing different survey techniques based on indirect methods against direct methods to estimate the practice of copying and plagiarism of students at the University of Puerto ...