نتایج جستجو برای: multivariate analysis system
تعداد نتایج: 4614146 فیلتر نتایج به سال:
Recently, the world of cryptocurrencies has experienced an undoubted increase in interest. Since first cryptocurrency appeared 2009 aftermath Great Recession, popularity digital currencies has, year by year, risen continuously. As February 2021, there are more than 8525 with a market value approximately USD 1676 billion. These particular assets can be used to diversify portfolio as well for spe...
Common shrews (Sorex araneus L.) were presented with two prey types at various densities in a depleting environment. Observed diet choice was compared to predictions of the classical optimal diet model and of "shrew-specific" simulations incorporating patch depletion. Two strategies were simulated: expansion of the diet from taking only profitable prey to taking both types, and fixed partial pr...
Prevalence of anemia and associated factors were analyzed in mothers (n = 1,022) and their children under 5 years of age (n = 1,242) in Pernambuco State, Brazil, 2006. This was a cross-sectional population-based study with a probabilistic sample in an urban and rural area. Anemia was diagnosed by hemoglobin level (children < 11.0 g/dL, women < 12.0 g/dL) using HemoCue. Univariate and multivaria...
This study examines the influence family structure (two parent or single parent) has on academic achievement as measured through student test scores. In addition, an alternative model comprised of student role performance, school, and other family factors is used to examine various influences on academic achievement. This study employs a secondary data analysis of the Educational Longitudinal S...
Research on early warning indicators has generally focused on assessing temporal transitions with limited application of these methods to detecting spatial regimes. Traditional spatial boundary detection procedures that result in ecoregion maps are typically based on ecological potential (i.e. potential vegetation), and often fail to account for ongoing changes due to stressors such as land use...
Objective The purpose of this study was to determine the impact of a revised curriculum on medical student academic motivation, burnout, and quality of life. Methods This cross-sectional comparative study involved 2 medical school cohorts of second year and fourth year medical students at The University of Auckland: a cohort under a traditional curriculum (n = 437) and a cohort under a revise...
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