- Merging the training and the test sets to create one data set.
- Extracting only the measurements on the mean and standard deviation for each measurement.
- Using descriptive activity names to name the activities in the data set
- Appropriately labeling the data set with descriptive activity names.
- Creating a second, independent tidy data set with the average of each variable for each activity and each subject.
File with R code "run_analysis.R" perform 5 following steps (in accordance assigned task of course work)
x_train
,y_train
,x_test
,y_test
,subject_train
andsubject_test
contain the data from the downloaded files.x_data
,y_data
andsubject_data
merge the previous datasets to further analysis.features
contains the correct names for thex_data
dataset, which are applied to the column names stored in