Skip to content

andrewszwec/gettingAndCleaningData

Folders and files

NameName
Last commit message
Last commit date

Latest commit

 

History

26 Commits
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 

Repository files navigation

README

Coursera Getting and Cleaning Data: Project

Introduction

This is a README for the Coursera Getting and Cleaning Data Project.

Purpose

This README will describe how this script works and any special details about how to operate the script.

Program Description:

This program Merges the training and the test sets to create one data set. It re-labels all the columns to match the corresponding features and activities.

It extracts only the measurements on the mean and standard deviation for each measurement and then exports a tidy dataset to a file called "tidyData.csv"

A second, independent tidy data set with the average of each variable for each activity and each subject is created an exported as "averages.csv".

Script Prerequisites

This script requires the R library "sqldf" to be installed to properly function.

How to Operate Script

To run this script SELECT-ALL and push Command+Enter (Mac) or Control+Enter (Windows).

Outputs

Two output files are created by this script in your working directory:

  • tidyData.csv
  • averages.csv

About

This is the Coursera course on Getting and Cleaning Data from John Hopkins university

Resources

Stars

Watchers

Forks

Releases

No releases published

Packages

 
 
 

Contributors

Languages