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#Ecological Statistics in R


Authored by Stuart Jones, University of Notre Dame, for EDAMAME 2015
EDAMAME-2015 wiki


EDAMAME tutorials have a CC-BY license. Share, adapt, and attribute please!


##Overarching Goal

  • This tutorial will contribute towards understanding ecological statistics to analyze and interpret microbial sequencing data

##Learning Objectives

  • Install R and R studio on a personal computer
  • Understand what an R package is and how to install it
  • Import, manipulate, and export data tables using R
  • Differentiate data modes in R, including numeric, complex, logical, character modes
  • Differentiate data structures in R, including vector, matrix/array, list, and data frame structures
  • Transform and standardize community structure data
  • Calculate pairwise resemblance matrices in R to summarize relationships between community structure or taxa occurrences
  • Visualize community composition using ordination and clustering
  • Test hypotheses about differences in community structure across samples or sites
  • Identify correlations between community composition, environmental conditions, and spatial configuration of sites
  • Find help and other resources for working with R

##1. Download and install R

##2. Download and install R studio

##3. Download datasets for the tutorial, and move it to your Desktop. To download the old-school way, click on the file, select "Raw" and the choose File -> Save As from the menu to save with original extensions.


##Help and other resources ###R help

###Ecological statistics