developingdenny / getandcleandata

Get and Clean Data

Provides a script to produce tidy data set from data captured during a Human Activity Recognition project.

The Human Activity Recognition project collected accelerometer data from a Samsung Galaxy S smartphone. Full information regarding the project can be found at:

Human Activity Recognition Project

Source data

Available at: Source Data Files

Contents

• run_analysis.R a script that converts the source data files into a tidy data set providing just average and standard deviation measurement values along with Activity labels for improved legibility.
• code_book.txt a description of the data contained in the tidy data set produced through execution of run_analysis.R

Usage

All source data input files must be contained within the same directory as script's working directory at the time of its execution.

• obtain source data
• unzip source data
• move all zip data files to working directory
• execute script