Introduction to blogdown

A short workshop giving an introduction to the blogdown workflow.

Advanced R markdown

This is a short presentation showing some of the more advanced features of R Markdown using the R package bookdown including: numbered sections, cross-referencing, bibliographies, CSS and making a website with the static HTML builder.

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Interactive functions and loops in R

This tutorial describes how to make an R function that asks the user to input values for the function, and how to run a function within a simple for loop.

OSM in R

This tutorial describes how to interface with Open Street Maps in R to make a fancy map you can print and give to someone but the same code can be used to make maps for any purpose.

Introduction to spatial points in R

This is a walkthrough of a basic workflow for working with spatial data and rasters in R. Specifically loading a raster, plotting a raster and extracting information from rasters. I use rgbif to get species occurrence records from GBIF and extract temperature data from a raster of global temperatures. A blog post version is here.

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Fundamental linear regression in R

This is a short presentation showing some of the basic features of linear regression in R using lm including: ANOVA tables, summary and residual plots.

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Model selection in R

An introduction to model parsimony and basic ways of selecting linear models and predictor variables.

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Fundamental linear regression assumptions

A run through the fundamental assumptions linear regression in R using lm based on residual plots.

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