Getting and Cleaning Data

Course Project

You should create one R script called run_analysis.R that does the following.

1. Merges the training and the test sets to create one data set.
2. Extracts only the measurements on the mean and standard deviation for each measurement.
3. Uses descriptive activity names to name the activities in the data set
4. Appropriately labels the data set with descriptive activity names.
5. Creates a second, independent tidy data set with the average of each variable for each activity and each subject.

Project Steps

1. Download and extract the data sources with its original folder structure
2. Put the 'run_analysis.R' file in the parent folder of the extracted datasets folder and run it.
3. find the 'tiny_data.txt' file in the same working folder as the R script file.

Dependencies

1. reshape2
2. data.table