Validation Study of the Attitude Scale towards Research among Mexican Psychology Students by Quezada-Berumen, Lucía, Moral de la Rubia, José, Landero-Hernández, René

“…A snowball sampling was used. A sample of 392 psychology students, 74.2% women and 25.8% men, from a public university in north-eastern Mexico was collected. …”
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Review of Methodologies Used in Factorial Studies of Ryff’s Psychological Wellbeing Scales (Spanish Version) by Dominguez-Lara, Sergio, Navarro-Loli, Jhonatan Steeven

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Factor structure and reliability of the Goldberg General Health Questionnaire (GHQ-12) in ecuadorian university students by Moreta-Herrera, Rodrigo, López-Calle, Claudio, Ramos-Ramírez, Martha, López-Castro, Javier

“…Mental health measurement instruments are not adapted and validated in Ecuadorian and this makes it difficult for work’s psychologist. Aims: Checking the GHQ-12 model like a single factor, and decide the reliability and validity of the test. …”
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Polychoric/Tetrachoric Matrix or Pearson Matrix? A methodological study. by Dominguez Lara, Sergio Alexis

“…The use of product-moment correlation of Pearson is common in most studies in factor analysis in psychology, but it is known that this statistic is only applicable when the variables related are in interval scale and normally distributed, and when are used in ordinal data may to produce a distorted correlation matrix . …”
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Construccion de una Escala de Codependencia by Biscarra, María Ayelén, Brandariz, Romina Antonela, Lichtenberger, Aldana, Peltzer, Raquel, Cremonte, Mariana

“…Relatives of alcohol or drugs dependents and of people with other chronic diseases had scores significantly higher in the codependency measure than those in the general population group.Key Words: Codependency; Psychological Evaluation; Substance Use Disorder; Factor Analysis.   …”
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