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58 articles for “Test of Hypothesis”
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Research ArticleOpen accessIn the abstractStudy of pH and Cellular Response in Pulmonary Fibroblasts After Exposure to Market Street World Trade Center Particulate MatterMichelle Hernandez, Sung Choi, Ann Marie DiLorenzoChronic health conditions have been noted among first responders and residents exposed to the dust generated from the World Trade Center (WTC) collapse on September 11, 2001. This study sought to isolate a single factor thought to play a substantial role in the decreased lung function of World Trade Center (WTC) workers and victims. Human pulmonary fibroblasts were exposed to … …OnLine Journal of Biological Sciences, Vol. 12, Issue 4 · 8 Feb 2013 · 7,327 accessesView PDFCite
Research ArticleOpen accessIn the abstractForensically Flies Detect the Nutritional Value of Corpses Through Neuro-Chemoreceptive Cells-(5th Cell)Hedayat Abdel Ghaffar, Tarek Tantawi, Ibrahim Gaboub et al.Animals have evolved several chemosensory systems for detecting potentially dangerous foods in the environment. Activation of specific sensory cells within these chemosensory systems usually elicits an aversive behavioral response, leading to avoidance of the noxious foods. Blowflies respond to sugars, salts and water through the activation of specific chemoreceptor neurons in the antennal, labellar and tarsal chemosensillae. These insects also … …Neuroscience International, Vol. 3, Issue 2 · 5 Sep 2012 · 7,248 accessesView PDFCite
Research ArticleOpen accessIn the abstractMoringa Oleifera Lam Mitigates Oxidative Damage and Brain Infarct Volume in Focal Cerebral IschemiaWoranan Kirisattayakul, Jintanaporn Wattanathorn, Terdthai Tong-Un et al.Problem statement: At present, the therapeutic outcome of cerebral ischemia is still not in the satisfaction level. Therefore, the preventive strategy is considered. Based on the protective effect against oxidative damage of Moringa oleifera Lam. Leaves extract, we hypothesized that this plant extract might protect against cerebral ischemia, one of the challenge problems nowadays. In order to test this hypothesis, … …American Journal of Applied Sciences, Vol. 9, Issue 9 · 3 Aug 2012 · 7,576 accessesView PDFCite
Research ArticleOpen accessIn the abstractSeasonal Population Dynamics of the Asian Citrus Psyllid, Diaphorina citri Kuwayama in SarawakStephen Leong Chan Teck, Abang Fatimah, Andrew Beattie et al.Problem statement: Effective control of phytophagous pests requires a thorough understanding of their seasonal population dynamics, dispersion behavior, natural enemy activity and climate. To date, although very little detail information had been published on the ecology of Diaphorina citri. The objective of this investigation was to test through field experiment the hypothesis that the major factors influencing local D. citri … …American Journal of Agricultural and Biological Sciences, Vol. 6, Issue 4 · 27 Dec 2011 · 9,553 accessesView PDFCite
Research ArticleOpen accessIn the abstractQuality Research Framework: Enumerative Study Versus Analytic Study from Deming's PerspectiveKang Eng ThyeProblem statement: The right research framework is the only way to lead us to become champions in our respective disciplines and certainly to be recognized as an excellent referral center of knowledge for the world. Deming, a well-known quality guru, has defined two research frameworks, namely enumerative study and analytic study. They are totally different in their applications and implications. … …American Journal of Economics and Business Administration, Vol. 3, Issue 1 · 31 Jan 2011 · 8,962 accessesView PDFCite
Research ArticleOpen accessIn the abstractEffects of an Educational Scenario Exercise on Participants' Competencies of Systemic ThinkingSimon BurandtProblem statement: Education for sustainable development (ESD) aims to shape key competencies of individuals and therefore needs methods to enable learners to acquire these competencies. Systemic thinking can be regarded as a meta-competency in ESD, because it contains many important aspects found in most key competencies of ESD. Scenario analysis is described as a learning environment that fosters the acquisition … …Journal of Social Sciences, Vol. 7, Issue 1 · 18 Dec 2010 · 8,741 accessesView PDFCite
Research ArticleOpen accessIn the abstractDisclosure Factors of Executive Managers Remuneration: A Probit ModelThemistokles Lazarides, Elektra PitoskaProblem statement: The study contributes to the literature that argues that the convergence trend of corporate governance systems is either nominal or hasn’t the impact that the advocates of this theory hypothesize. Approach: The objective of the study was to test this hypothesis the key issue of remuneration had been chosen to illustrate that the differences of corporate governance systems … …American Journal of Economics and Business Administration, Vol. 2, Issue 4 · 28 Nov 2010 · 7,627 accessesView PDFCite
Research ArticleOpen accessIn the abstractRegression Analysis of Effective Factor on People Participation in Protecting, Revitalizing, Developing and Using Renewable Natural Resources in Ilam Province from the View of UsersBagher Arayesh, Sayed Jamal HosseiniProblem statement: The purpose of this study was the regression analysis of effective factor on people participation in protecting, revitalizing, developing and using renewable natural resources in Ilam province. Approach: This study was a casual comparative and applies one. Sample was taken from natural resources users. Results: The sample size of groups was 317 for users respectively. For sample selection, … …American Journal of Agricultural and Biological Sciences, Vol. 5, Issue 2 · 30 Jun 2010 · 7,959 accessesView PDFCite
Research ArticleOpen accessIn the abstractThe Impact of Companies' Age on Safety Culture in the Metal Products IndustryMaryam Ooshaksaraie, Amran Ab. Majid, Muhammad Samudi Yasir, Redzuwan YahayaProblem statement: Safety culture is a complex structure in an organization that includes values and attitudes, most of which are potentially changeable and related to actual accident behavior. In this study, the components of safety culture included organizational commitment, management involvement, employee empowerment, reporting system and rewarding system. Approach: The numbers of occupational injuries in industries have steadily increased during … …American Journal of Engineering and Applied Sciences, Vol. 2, Issue 4 · 31 Dec 2009 · 7,473 accessesView PDFCite
Research ArticleOpen accessIn the abstractA New Weighted Rank CorrelationTahani A. Maturi, Ezz H. AbdelfattahProblem Statement: There have been many cases in real life where two independent sources have ranked n objects, with the interest focused on agreement in the top rankings. Spearman's rho and Kendall's tau coefficients assigned equal weights to all rankings. As a result, the literature proposed several weighted correlation coefficients with emphasis on the top rankings, including the top-down, weighted … …Journal of Mathematics and Statistics, Vol. 4, Issue 4 · 31 Dec 2008 · 8,832 accessesView PDFCite