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131.
Early research on multiracials documents the existence of a newly emergent population, those who identify with more than one race or what is commonly now known as multiracials. Contemporary research on multiracialism has a new focus on the stratification that multiracials experience and how multiracials may be influencing a new racial hierarchy. This paper discusses some of the primary issues of multiracialism and stratification including colorism, the racial hierarchy, social class, gender and sexual orientation, and multiracial as a celebrity‐like status. As the multiracial population grows, so must the field of multiracialism grows to include critical issues and questions regarding stratification.  相似文献   
132.
One medical specialty classification system applicable for research and career counseling is the person‐oriented versus technique‐oriented taxonomy. Given that the model was conceptualized in the 1960s, verification based on how medical specialties are practiced and viewed today is necessary. Five specialists in medical career development and advising verified the categorization of specialties. Based on their review, 100% consensus was reached regarding grouping of specialties. This outcome validates the taxonomy of medical specialties and supports its continued use for medical career specialty advising and choice.  相似文献   
133.
Skew-normal/independent distributions are a class of asymmetric thick-tailed distributions that include the skew-normal distribution as a special case. In this paper, we explore the use of Markov Chain Monte Carlo (MCMC) methods to develop a Bayesian analysis in multivariate measurement errors models. We propose the use of skew-normal/independent distributions to model the unobserved value of the covariates (latent variable) and symmetric normal/independent distributions for the random errors term, providing an appealing robust alternative to the usual symmetric process in multivariate measurement errors models. Among the distributions that belong to this class of distributions, we examine univariate and multivariate versions of the skew-normal, skew-t, skew-slash and skew-contaminated normal distributions. The results and methods are applied to a real data set.  相似文献   
134.
Gart (1972) ottered a Statistic on testing the hypothesis of no second-order interaction in a 2×s×t contingency table. The statistic was tn be used as an asymptotic chi-square with (s-1) (t-1) degrees of freedom. We show that this statistic suiters from the drawback that unless certain side conditions hold, the statistic would reject the null hypothesis with probability approaching one asymptotically even in the null case. Hence the statistic is not strictly valid for the hypothesis for which it was intended.  相似文献   
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The radical changes that are taking place in the country, and which have led to a total crisis both in the political and the economic and social spheres, have affected all segments and groups of the population—men and women, rich and poor, old people and children, and those engaged in physical and mental work.  相似文献   
138.
A complex experiment with qualirarive factors influencing the outcome of the experiment can be seen as a general ANOVA setup. A design of such an experiment will be the assignment at which of the possible levels of the factors the actual experiment should be performed. In this paper optimal designs of such experiments will be characterized with respect to three different optimality criteria including the so called uniform optimality of a design. The possible applications of the main optimization result providing these characterizations can be used to more general experiments. The particular results on these generalizations will be indicated at the end of this paper.  相似文献   
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The binary model that presents women as peaceful and men as warfaring is a common conception of war and peace. Despite increasing levels of gender equality in most spheres of public life and decreasing gender segregation in institutions in many parts of the world, the associational link of men to war and women to peace remains widespread. Focusing on the Israeli women??s peace organization, Machsom Watch, this article uses a content analysis of interactions between Machsom Watch activists, soldiers and Palestinians to examine how gendered political opportunity structures affect and are affected by interactions between individuals, organizations and institutions. The paper highlights the contradiction between Machsom Watch??s form as a women-only organization and their framing and report language, which is non-gender specific. I argue that this contradiction emerges from their strategic negotiation of the gendered political opportunity structure as well as their culturally bounded experiences of gendered interactions and embodied gender norms. More generally, I argue that by understanding political opportunity structures as being bound by cultural norms that create distinct sets of opportunities and constraints for different groups of people, scholars can better understand the particular manifestation of social movement action and thereby more fully account for human agency in social and political structures. Additionally, this paper encourages social movement scholars to understand social movement framing as both a product of political opportunities and constraints as well as an influence in the formation of the political opportunity structure.  相似文献   
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