Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 20 of 296 for “"multivariate analyses"”.
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Multivariate analyses of the impact of offshore marine mining on the benthic macrofauna off the west coast of Southern Africa
The strategy for analysing multivariate data presented by Field et. al. (1982) was tested for its sensitivity in detecting the effects of offshore marine mining on macrobenthic communities. The technique has proven to be particularly sensitive and robust in elucidating changes in the structure of …
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A Phylogenetic Study of Cymopterus and Related Genera (Apiaceae)
… North America (north of Mexico). Cladistic analyses of nuclear (rDNA internal transcribed spacer) and chloroplast ( rps16 intron and trnF-trnL- trnT) DNA sequences were carried out for 129 accessions (22 genera) of North American Apioideae to evaluate the monophyly of Cymopterus , and to …
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Depression in the Lundby Study 1947-1997 Incidence, course and risk-factors
… was a risk factor for both genders in univariate analyses as well as in the multivariate analyses. Prior anxiety disorders, tiredness disorder, alcohol disorder and subvalidity appeared to be risk factors, especially for males in univariate analyses. In the multivariate model a risk factor for …
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Pseudomonas spp. Isolated from Soybean Nodules Promote Soybean Growth and Nitrogen Fixation
… and data were analyzed using two non-parametric, multivariate analyses: multiple response permutation procedure (MRPP) and permutational multivariate analysis of variance (PERMANOVA). Both analyses showed soybeans of both cultivars treated with Pancake differed from controls following the first …
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Sustaining family child care providers' psychosocial wellness
… family life upon the daily experiences of FCCPs. Analyses of an administrative survey of FCCPs (N = 1392) were paired with analyses of qualitative interviews (N = 24) in an explanatory sequential design (Creswell & Plano Clark, 2007) Multivariate analyses of administrative survey data revealed …
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Perceptions of social support among male and female students with specific learning disabilities and in general education
… the Southeastern United States. All statistical analyses were conducted using N of 103, including 22 male students with Specific Learning Disabilities (SLD), 21 female students with SLD, 30 male students in general education, and 30 female students in general education. The majority of the sample …
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Structure and function of zooplankton colonization in twelve new experimental ponds
… community structure also varied among ponds. Multivariate analyses could not discern similar trends in zooplankton community structure among ponds due to the disparity of species trends among ponds. species data were pooled into taxa (Copepoda, Cladocera, Rotifera, ostracoda and Chaoborus) and …
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From "y as plus personne qui parle" to "plus personne ne dit rien": The variable use of the negative particle ne in synchronous French chat.
… and phonological constraints are considered. Multivariate analyses performed by GoldVarb 2001 revealed that subject type (i.e., NP, [- overt] subject environment, pronoun) and the phonological environment preceding the position of neregardless of its presence or absenceare determining factors …
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Coping with food vulnerability: the role of social networks in the lives of Missouri food pantry clients
… coworkers, and neighbors. Descriptive and multivariate analyses indicate that utilization of these networks vary by gender, race, education, and marital status, among other characteristics. The findings of this study indicate that social networks are concentric, meaning that people tend to …
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The Relationship between Supervision, Job Satisfaction, and Burnout among Live-In and Live-On Housing and Residence Life Professionals
… States and abroad. Multiple regression and Multivariate analyses were used to answer specific research questions. Results confirmed that there was a statistically significant relationship between supervision, job satisfaction, and burnout. Findings are thoroughly reviewed and compared to …
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Effects of demersal trawling on marine infaunal, epifaunal and fish assemblages: studies in the southern Benguela and Oslofjord
… their vulnerability to impacts of trawling. Multivariate analyses show significant differences in composition of both infaunal and epifaunal assemblages among the sites and between trawling treatments at all sites. The results of this study suggest that intense trawling activities are at …
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The Relationships among Perceptions of Family Disharmony, Parent-Child Relationships, Disharmonious Family Experiences, and Adolescent Cigarette Smoking.
… Independent groups (smoking status) multivariate analyses of variance with unequal cell sizes were performed on the rating scale measures. Because none of the comparison tests were significant, the results were interpreted to suggest that no association between perception of family …
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Determinants of Organizational Commitment Among U.S. Workers
… characteristics using both bivariate and multivariate analyses. My findings suggest that autonomy and career advancement are the strongest indicators followed by gender, race, and measurement of output. The findings also raise interesting questions involving the definition and …
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Characterization, Functionalization and Applications of Alkyl Monolayers on Silicon Surfaces
… modification of surfaces (LAMS), and multivariate analyses of time-of-flight secondary ion mass spectrometry (ToF-SIMS) images of LAMS spots were also reported. X-ray photoelectron spectroscopy (XPS) and other data show that alkyl monolayers prepared by scribing silicon under …
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Patient-centric care in the U.S. - A comparative study of patient satisfaction and quality care among for-profit physician-owned, corporate-owned, and not-for-profit hospitals
… This non-experimental study used bivariate and multivariate analyses to examine variation in the quality of care among types of hospitals in 2017 and 2018 using patient satisfaction and clinical outcomes as indicators of quality. This study used two samples, a full and a restricted sample. Full …
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Ethnic Identity and Coping as Factors in Symptoms of Post-Traumatic Stress Disorder in a Sample of White, African American, and Latino Men
… 1992). Correlation and multiple regression analyses were used to examine the relationships among these variables. Multivariate analyses of variance (MANOVA) were used to examine differences in ethnic identity, coping style, and Post-Traumatic Stress symptoms between and among the racial …
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Psychopathology in person with and without co-morbid autism
… I psychiatric disorders. This study utilized multivariate analyses of variance (MANOVA) to determine whether mean differences exist across three diagnostic groups: ID only, ID and autism, and ID and pervasive developmental disorder not otherwise specified (PDD-NOS) on the linear combination of …
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An examination of the relationship between creative potential and personality types among American and Taiwanese college students of teacher education
… types (<em>p</em> = .008) were found by multivariate analyses of variance.</p>
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Sexual assault Prevention Programs: Examining the effects on Middle School Adolescents' Attitudes and Behaviors
… changes regarding sexual violence. Bivariate and multivariate analyses were conducted to gauge the changes that occurred.
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Motives Relating to Internet Usage Among Korean Adolescents
… Internet to gratify their needs. Bivariate and multivariate analyses of data from the Korea Youth Panel Survey for 3,063 adolescents find that all categories considered for this study were relevant to Internet usage. Similarly, results support a theoretical approach that includes personal …
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