class: center, middle, inverse, title-slide # Data Wrangling I --- Click the link below to create the repository for lecture notes #04 - [https://classroom.github.com/a/L45u-jc5](https://classroom.github.com/a/L45u-jc5) Follow the steps to clone the repo, make a new RStudio project, and configure git. <br> Change the author name in the YAML header of `lecture04.Rmd` to your name and update the date to today's date. Knit to PDF. --- ## What makes this data not tidy? <img src="img/04/hyperwar-airplanes-on-hand.png" width="90%" style="display: block; margin: auto;" /> .footnote[ Source: [Army Air Forces Statistical Digest, WW II](https://www.ibiblio.org/hyperwar/AAF/StatDigest/aafsd-3.html), Data Science in a Box ]