Coursera: Programming Assignment for Getting and Cleaning Data

##Main script run_analysis.R

##Description The above script should be execute from the same folder as the UCI HAR Dataset it doesnt require any parameters to run. The script reads the raw data from the data set and create a narrow tidy data set file using write.table at the same folder.

File Name: narrow_tidy_data.txt

##Generated file: narrow_tidy_data.txt The file contains mutiple records, based off Hadley Wickham's Tidy Data paper avaliable at (http://vita.had.co.nz/papers/tidy-data.pdf)

In tidy data:

1. Each variable forms a column.
2. Each observation forms a row.
3. Each type of observational unit forms a table.

Similary each record in the file represnets (column names)

1. SubjectId : Identification of the Subject who performed the activity
2. ActivityLabel: The type of activity performed e.g. Walking, Laying etc.
3. Measurement Type: Type of measurement performed (see feature_info.txt for the description of measurements)
4. Value: The measurement value.