Online Practical Materials

Chapter 7 – Uncertainties Due to Within-Species Variation in Comparative Studies: Measurement Errors and Statistical Weights

Exercises and tutorials

1) Repeatability

2) Data Preparation

3) Weighted regression

4) Fitting univariate evolutionary models with intraspecific varaince to estimate species-specific traits (means and variances), ancestral states, evolutionary rate and phylogenetic signal

5) Studying correlated evolution in multivariate phylogenetic regression models by incorporating within-species variance

Sources and example data (you need to download them to execute the materials above)

1) primate_ind.txt

2) primate_spec.txt

3) primate_tree.phy

4) GLSME.R

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