GetAndCleanData

1 run_analysis.R should be put in the "UCI HAR Dataset" directory 2 training set merged by test set is the object total 3 Extracts only the measurements on the mean and standard deviation for each measurement:selected 4 Uses descriptive activity names to name the activities in the data set:total$activity 5 Appropriately labels the data set with descriptive variable names: names(total) 6 tidy data set with the average of each variable for each activity and each subject:tidydata.csv