7,784 research outputs found

    The Economical Impact of Mountain Bicycle Events in Oregon

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    The current project aimed to quantify the economic impact of several mountain biking events and one tour operator in Oregon during 2012. Participants from three events and customers of one mountain bike tour company (Cog Wild) were surveyed in 2012 using an online survey. Our work summarizes the initial data analysis of participant responses to the survey questions. Specifically, we outlined the county level economic impact travel estimates, participant demographics, travel party size and spending averages across the four events. Only data from non-local participants (i.e., participants living outside of the event host county) were used for the economic impact analysis

    Self-Reported Purchasing Behaviour, Sociodemographic Predictors of Plant-Based Protein Purchasing and Knowledge about Protein in Scotland and England

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    Acknowledgments: Support for initial data analysis was given by Mary Kynn. Funding: The authors gratefully acknowledge funding from the Scottish Government from project B7-01 (2022–2027), supporting this work.Peer reviewedPublisher PD

    High resolution lunar radar studies: Preliminary results

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    High resolution radar data for the lunar surface were acquired over 14 sites in June and November 1990 using the new 10 MHz data taking system at the Arecibo Observatory. The raw data collected for each site covers an area approximately 100 by 400 km and will be processed using delay-Doppler techniques into images of backscatter cross section with three fo four independent looks. All observations transmitted a circularly polarized signal and both senses of circular polarization were received containing the polarized and depolarized component of the backscatter signal. The relative power in these two polarizations provides useful information on properties of the surface, in particular surface roughness. The effort to date focused on the initial data analysis with new software written to perform a full synthetic aperture focusing on the raw radar data. This analysis will involve the use of complementary high resolution optical and topographic data sets to aid interpretation of surface scattering mechanisms

    Third Follow-Up of the Study on Occupational Allergy Risks (SOLAR III) in Germany: Design, Methods, and Initial Data Analysis

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    Introduction: Asthma and allergies are complex diseases affected by genetic and environmental factors, such as occupational and psychosocial factors, as well as interactions between them. Although childhood is a critical phase in the development of asthma and allergies, few cohort studies on occupational outcomes followed up participants from childhood onwards. We present design, methods, and initial data analysis for the third follow-up of SOLAR (Study on Occupational Allergy Risks), a prospective and population-based German asthma and allergy cohort. Methods: The SOLAR cohort was initially recruited in 1995–1996 for Phase II of the German branch of the International Study of Asthma and Allergies in Childhood (ISAAC II) and followed up three times since, in 2002–2003, 2007–2009, and 2017–2018. During the third follow-up (SOLAR III), participants were between 29 and 34 years old. Since SOLAR focuses on occupational exposures, follow-ups were conducted at important points in time of the development of participants' career. To evaluate the potential of selection bias, responders and non-responders were compared based on variables from earlier study phases. In responders, frequency and pattern of missing values were examined and compared within the subsets of paper and online versions of the used questionnaires. Results: In total, 1,359 participants completed the questionnaire of the third follow-up (47.3% of eligible participants). Initially, the cohort started with 6,399 participants from the ISAAC II questionnaire study. A selection process led to a study population that is more female, higher educated, smokes less and has a higher proportion of certain asthma and allergy symptoms (also in their parents) than the initial cohort. Pattern and frequency of missing values were different for paper and online questionnaires. Discussion: The third follow-up of the SOLAR cohort offers the opportunity to analyze the course of asthma and allergies and their associations to environmental, occupational and psychosocial risk factors over more than 20 years from childhood to adulthood. Selection processes within the cohort might lead to bias that needs to be considered in future analyses

    The Impact of Engagement Model Academic Advising on Involvement, Academic Self-Efficacy, and Perceived Cohesion of Online Adult Learners

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    In this paper, the researchers present an ongoing study to better understand the faculty advisor role in guiding adult learners in online programs to degree completion. The researchers present a brief review of relevant literature, a research design, initial data analysis, and additional research questions that emerged from the data

    Structural Vector Error Correction Modeling of Integrated Sportfishery Data

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    We demonstrate how to specify and estimate a time series model that can isolate the effects of changes in fishery policy and forecast the outcome of policy changes in the context of changing climate and economic factors. The approach is illustrated with data from the headboat fishery for red snapper in the Gulf of Mexico. The initial data analysis finds that effort and harvest are cointegrated series and that effort appears to respond somewhat to past changes in harvest. This suggested a structural vector error correction model specification. Model estimation results indicate that seasonal closures directly influence both harvest and effort, whereas bag and minimum size limits only affect harvest directly. Also, climate activity has a moderate influence on this fishery, mainly via changes in effort. Model forecasts are evaluated relative to a more naïve specification using out-of-sample data and the use of the model for policy analysis is demonstrated.Climate, Gulf of Mexico, red snapper, sportfishing demand, structural vector error correction, time series, Public Economics, Research Methods/ Statistical Methods, Resource /Energy Economics and Policy, Risk and Uncertainty, Q22 Q26 Q28 C32,

    Initial Data Analysis Results for ATD-2 ISAS HITL Simulation

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    To evaluate the operational procedures and information requirements for the core functional capabilities of the ATD-2 project, such as tactical surface metering tool, APREQ-CFR procedure, and data element exchanges between ramp and tower, human-in-the-loop (HITL) simulations were performed in March, 2017. This presentation shows the initial data analysis results from the HITL simulations. With respect to the different runway configurations and metering values in tactical surface scheduler, various airport performance metrics were analyzed and compared. These metrics include gate holding time, taxi-out in time, runway throughput, queue size and wait time in queue, and TMI flight compliance. In addition to the metering value, other factors affecting the airport performance in the HITL simulation, including run duration, runway changes, and TMI constraints, are also discussed

    Using a Research Log and Reflective Writing to Improve EBP and Information Literacy Skills of BSN Students

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    Background Baccalaureate nursing educators must prepare nurses to implement evidence-based practice (EBP). BSN nurses must be able to effectively identify, analyze, and synthesize evidence (AACN, 2008). In a nursing research course, students conducted group projects which required searching for the best evidence. Project evaluations revealed that students were not searching systematically. To facilitate EBP and information literacy skill development, a collaboration between the College of Nursing and Library Services emerged. Targeted Learning Outcomes 1. Formulate a strategic search using databases and Internet resources 2. Evaluate and select the ‘best available’ evidence 3. Document systematic search (keywords, subject headings, limiters, and results) 4. Describe why evidence was selected 5. Reflect on search process, difficulties, and potential revisions for next search. Teaching Learning Activities In spring of 2012, research logs were added to an EBP group project requiring students to identify the best evidence. Groups documented their search using a research log worksheet and narrative which included reflection of the search process, evidence appraisal, and strengths and weakness. Although the research log worksheet provided structure, specific problems including uncoordinated group searches, inadequate articulation of evidence selection, and limited reflection about strengths and weaknesses were still identified. Additional sessions reinforcing information literacy skills were integrated in the course. The information literacy skills sessions and research logs were implemented for two subsequent semesters. Evaluation of Approach Student research log and EBP group project scores will be compared over three semesters using ANOVA to determine differences in group performance. During initial data analysis, an independent t test reflected a significant difference between scores for Spring 2012 and Fall 2012 groups. The Fall 2012 groups who used research logs and experienced additional information literacy skills sessions scored significantly higher on their assignments than Spring 2012 groups. Data collection for Spring 2013 is in progress. Final study results as well as implications for nursing education will be articulated

    Teacher Perceptions During the Candidacy Phase of the International Baccalaureate Primary Years Programme

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    This qualitative case study explores the perceptions of educators during the candidacy phase of the International Baccalaureate Primary Years Programme in a suburban Midwest school. The methodology was comprised of a two-phase research design. During Phase 1, participants responded anonymously through written narrative responses via electronic questionnaire. This data was analyzed for common themes. After initial data analysis, focus group questions were generated using the findings of common themes to ask focus groups what strengths and challenges were faced during the implementation phase of the International Baccalaureate Primary Years Programme. The goal of this research was to gain insight on the structures, strategies and support systems that educators found beneficial in the implementation process

    On the origin of cognitive dissonance : a thesis presented in partial fulfilment of the requirements for the degree of Doctor of Philosophy in Psychology at Massey University, Manawatu, New Zealand

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    Since Festinger (1957) published his monograph describing Cognitive Dissonance (CD), a wealth of research has led to a widely accepted understanding of its nature and effect on human behaviour. Holding two conflicting cognitions in mind simultaneously results in an aversive feeling which is alleviated when action is taken to resolve the conflict. In many ways, it acts like an aversive emotion though it is not widely regarded as one. Emotions are accepted as products of humanity’s evolution over many millions of years. Despite its occasional designation as ‘adaptive’ and even rarer comparison to emotions, research establishing CD as a product of Darwinian selection pressures is still lacking. In this research, three main hypotheses based upon Darwinian considerations were developed which predicted differential sensitivity to contradictions according to semantic categories. Further minor predictions were made to test relative sensitivities within categories. Verification of the main hypotheses provides clear evidence for a Darwinian explanation for the existence of CD. Two studies to test the hypotheses were based upon the contradiction paradigm. Over four hundred adults from university premises and shopping mall food courts volunteered to read short stories on a laptop computer screen. Half the stories contained a line contradicting an earlier one. These contradictory stories embraced nine semantic categories of contradiction. As participants successively pressed the space bar to display each story line, their response times were recorded. Predictions specified participants’ relative sensitivities to each category of contradiction, indexed by the differential response times of contradictory lines. Analyses of the response times of all participants combined and male and female participants separately produced confirmations of the main predictions, often with large effect sizes, and a mixture of confirmations and disconfirmations of the minor ones. Some interesting differences between male and female participants emerged for which tentative explanations are offered. The data were further analysed to verify the assumptions upon which the contradiction paradigm is based. In summary, it is claimed that this research establishes CD as a product of Darwinian evolution
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