Collinearity diagnostics are widely used, but the typical tabular output used in almost all software makes it hard to tell what to look for and how to understand the results. We describe a simple improvement to the standard tabular display, a graphic rendition of the salient information as a ‘‘tableplot,’’ and graphic displays designed to make the information in these diagnostic methods more re...

This study was carried out in Diyarbakır conditions with 20 advanced triticale lines and 5 standard varieties 2012-2013 2013-14 growing seasons. According to variance analysis results, the interaction of year, genotype year*genotype found be significant (p<0.01; p<0.05) terms many characteristics. results showing that plant height changed 3 237-5 389 kg/ha-1, hectoliter weight is ...

Factor analysis as a dimension reduction technique is widely used with compositional data. Using the method for raw data or for improperly transformed data will, however, lead to biased results and consequently to misleading interpretations. Although some procedures, suitable for factor analysis with compositional data, were already developed, they require pre-knowledge of variable groups, or a...