get-and-cleaning-data_course-project

Course project for Coursera course Getting and Cleaning Data from JHU

Description

run_analysis.R is a self-contained R script. It will:

Download the file from https://d396qusza40orc.cloudfront.net/getdata%2Fprojectfiles%2FUCI%20HAR%20Dataset.zip
Unzip it to the working directory
Perform the 5 tasks as decsribed in the project description
The newly-created tidy dataset is called tidydata.txt
Alternatively, knitting the codebook.rmd rmarkdown will also perform the above tasks plus producing a codebook in HTML format for the user.
To preview codebook: http://htmlpreview.github.io/?https://github.com/zhouyisu/get-and-cleaning-data_course-project/blob/master/codebook.html

Dependencies

here to build platform independent path https://cran.r-project.org/package=here
memisc to create codebook
knitr to produce html (by default knitr is installed by Rstudio)
tidyverse for data manipulation