justinyost/gcd-peer-assignment

#run_analysis.R script Explanation

Steps for Cleaning Data and Creating Tidy Data Set

###1. Creating Data Frames for Train and Test Data Read in data for both train and test data and created a data frame for each. ###2. Read in list of features Read in list of features for use as column names for overall data frame ###3. Combined Test and Train into data frame Combined Test and Train data frames into a singular data frame and added labels based off feature list and general info ###4. Added comments to clarify code Added comments to clarify code for combining data frames and adding column names to overall data frame. ###5. Read in Activities into Data Frame Read in activity_labels.txt into a data frame ###6. Merge Activity and OverallData dataframes Merge Activity and OverallData data frames and remove Activity_ID since it is redundant. ###7. Extract only mean() and std() measurements Extract only mean() and std() measurements from the OverallData data frame ###8. Reorder data frame Re-order columns of data frame so that Subject_ID is first ###9. Order rows based off Subject_ID Order the rows in the OverallDataReordered based off Subject_ID ###10. Rename Feature Labels Rename Feature Labels in Data frame to be more Descriptive ###11. Created tidy data by avg of each variable Created data frame of tidy data based on avg of each variable based on subject and activity ###12. Write Tidy Data to CSV file Added code to write tidy data to a CSV file