run_analysis.R
: Script doing the analyzistidy.txt
: Result geerated by criptCodeBook.md
: File with detailed data description
run_analysis.R
scripts creates final dataset tidy.txt
. Final dataset was created by joining train and test datasets together. From X_ files only mean and standard deviation mesures were selected. New columns subject (based on joined subject_ files) and activity (based on joined y_ files) were added. Activity column labels were changes based on activity_labels.txt file. Column names were changed based on features.txt. Final dataset contains summarization averages of each variable for each activity and each subject.