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    What is the difference between R-squared and Pearson correlation coefficient?

    I am doing an investigation about the effect of altitude (IV) on the density of two tree species (DV). I want to prove whether there is a correlation between altitude and the density of tree species A, and altitude and the density of beech tree species B, not the correlation between the two tree...
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    Statistical test to assess the relationship between an independent and dependent variable of an experiment

    Basically the question I want to answer is whether altitude affects tree density. I added data to the question and where I have come so far to make it clearer if it helps.
  3. L

    Statistical test to assess the relationship between an independent and dependent variable of an experiment

    I am doing an investigation about the effect of altitude on the density of two tree species. Would it be possible to use the one-way ANOVA test to determine whether there is a statistically significant relationship between the density of beech and oak trees and altitude? If not, can low...