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Unfortunately it is quite common to find papers in ecology journals in which the authors confound statistical significance with biological relevance or with strength of evidence against the null hypothesis. These mistakes are not trivial semantic problems because they may finally lead to wrong scientific conclusions, and hence to prevent long-term knowledge accumulation in ecology. Using correlation...
One of the main questions that ecologists pose in their investigations includes the analysis of differences in some trait between two or more populations. I argue here that asking whether there are differences or not between populations is biologically irrelevant, since no two livings things are ever equal. On the contrary the appropriate question to pose is how large differences are between populations...
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