title : The str Function subtitle : author : Roger D. Peng, Associate Professor of Biostatistics job : Johns Hopkins Bloomberg School of Public Health logo : bloomberg_shield.png framework : io2012 # {io2012, html5slides, shower, dzslides, ...} highlighter : highlight.js # {highlight.js, prettify, highlight} hitheme : tomorrow # url: lib: ../../libraries assets: ../../assets widgets : [mathjax] # {mathjax, quiz, bootstrap} mode : selfcontained # {standalone, draft}