2 articles for “k-condensed variable”

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Research ArticleOpen accessIn the keywordsBoundary Distributions with Respect to Chebyshev's InequalityPeter Bias, Shawn Hedman, David RoseVariables whose distributions achieve the boundary value of Chebyshev’s inequality are characterized and it is found that non-constant variables with this property are symmetric discrete with at most three values. Nevertheless, the bound of Chebyshev’s inequality remains optimal for the class of continuous variables. …Journal of Mathematics and Statistics, Vol. 6, Issue 1 · 31 Mar 2010 · 8,633 accessesView PDF Cite

Research ArticleOpen accessIn the abstractSecondary Metabolite Changes in Pecan (Carya illinoensis) Tissue Damaged by Euplatypus segnis Chapuis and Associated FungiRamon Alvidrez-Villarreal, Francisco Daniel Hernandez-Castillo, Oswaldo Garcia-Martinez et al.Problem statement: The borer insect Euplatypus segnis Chapuis is associated to Fusarium solani, Fusarium oxysporum, Alternariaalternata and Botryodiplodia theobromae fungi which produce regressive death in pecan (Carya illinoensis) trees. In the Mexico northern have been reported loses estimatesof more than 20% in production by the combination of insects and phyto-pathogen organisms. It also has been observed that some trees can … …American Journal of Agricultural and Biological Sciences, Vol. 6, Issue 4 · 31 Dec 2011 · 8,174 accessesView PDF Cite