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  • About
  • The Global ETD Search service is a free service for researchers to find electronic theses and dissertations. This service is provided by the Networked Digital Library of Theses and Dissertations.
    Our metadata is collected from universities around the world. If you manage a university/consortium/country archive and want to be added, details can be found on the NDLTD website.
1

Attitudes and Behaviors Related to Filial Responsibility in Latino Youth: Variations by Birth Order, Gender, and Immigration Age

Alvarez, Anabel 12 January 2006 (has links)
Filial responsibility and familism were examined among a sample of Latino youth through a number of diverse methods that included variable centered and person centered analyses. Effects of gender, birth order, and immigration age were examined. An exploratory principal components analysis of the Adolescent Filial Responsibility Questionnaire-Revised revealed that the most interpretable solution included five factors: fairness, chores, culture brokering, emotional tasks, and overburden. ANOVA analyses found significant main effects of birth order on culture brokering and chores, of gender on emotional tasks, and of immigration age on culture brokering. Cluster analysis identified five groups based on adolescents’ responses: traditional overburden, traditional balanced, non-traditional culturebrokers, traditional low, and non-traditional overburden. Chi-square analyses found significant birth order and gender differences within the traditional low cluster and immigration age differences within the traditional overburden, non-traditional culturebrokers, traditional low, and traditional balanced clusters.
2

Implications of Filial Responsibility for Latino Adolescents' Psychological and Social Adjustment: A Resilience Perspective

Alvarez-Jimenez, Anabel 21 November 2008 (has links)
Filial responsibility was examined among a sample of Latino adolescents using both cross-sectional and longitudinal data in order to understand both the positive and negative impact different patterns of responsibilities may have on psychological adjustment and interpersonal competence. This study attempted to move beyond a deficit-based approach to also understanding the mechanisms that allow youth to thrive despite exposure to difficult situations. Furthermore, birth order, gender, and immigration age were examined as potential moderators. Cluster analysis identified four groups based on adolescents’ self-reported levels of responsibility, including, fair balanced, unfair overwhelmed, fair low, and unfair low. Results found that adolescents who perceived their responsibilities as fair reported better levels of psychological adjustment. In addition, adolescents in the fair low cluster reported lower levels of interpersonal competence than all other cluster groups. Lastly, birth order was found to moderate the relation between cluster group and positive psychological adjustment. Specifically, oldest children in the unfair overwhelmed cluster reported higher levels of positive psychological adjustment than oldest children in the unfair low cluster.
3

Growth of Galton-Watson trees with lifetimes, immigrations and mutations

Cao, Xiaoou January 2011 (has links)
In this work, we are interested in Growth of Galton-Watson trees under two different models: (1) Galton-Watson (GW) forests with lifetimes and/or immigrants, and (2) Galton-Watson forests with mutation, which we call Galton-Watson-Clone-Mutant forests, or GWCMforests. Under each model, we study certain consistent families (Fλ)λ≥0 of GW/GWCM forests and associated decompositions that include backbone decomposition as studied by many authors. Specifically, consistency here refers to the property that for each μ ≤ λ, the forest Fμ has the same distribution as the subforest of Fλ spanned by the blue leaves in a Bernoulli leaf colouring, where each leaf of Fλ is coloured in blue independently with probability μ/λ. In the first model, the case of exponentially distributed lifetimes and no immigration was studied by Duquesne and Winkel and related to the genealogy of Markovian continuous-state branching processes (CSBP). We characterise here such families in the framework of arbitrary lifetime distributions and immigration according to a renewal process, and show convergence to Sagitov’s (non-Markovian) generalisation of continuous-state branching renewal processes, and related processes with immigration. In the second model, we characterise such families in terms of certain bivariate CSBP with branching mechanisms studied previously by Watanabe and show associated convergence results. This is related to, but more general than Bertoin’s study of GWCM trees, and also ties in with work by Abraham and Delmas, who study directly some of the limiting processes.

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