title	author	date	output
ReadMe	Maria	3 de abril de 2020	pdf_document

Getting and Cleaning Data - Course Project

1.dowload the data collected from the accelerometers from the Samsung Galaxy S smartphone.

2.Read both training and the test sets then merges the two sets of data to create one data set.

3. Extracts only the measurements on the mean and standard deviation for each measurement.

4. Uses descriptive activity names to name the activities in the data set

5. Creates a second, independent tidy data set with the average of each variable for each activity and each subject. Final_tidydata.txt