## ----echo=FALSE, message=FALSE------------------------------------------------
library(knitr)
# Can also write math expressions, e.g. 
# $Y = X\beta + \epsilon$, footnotes^[A footnote here.]
# > "He who gives up [code] safety for [code] speed deserves neither."
# ([via](https://twitter.com/hadleywickham/status/504368538874703872))
knitr::opts_chunk$set(fig.width=10, fig.height=10, message=FALSE, warning=FALSE)

## ----loading------------------------------------------------------------------
library(microbiome)  

