Data in project represent data collected from the accelerometters from Samsung Galaxy S smatphone. A full description is available at the site where the data was obtained:
http://archive.ics.uci.edu/ml/datasets/Human+Activity+Recognition+Using+Smartphones
Descrite the variables in the dataframe data create in run_analysis.R
Main process of script does
- Merges the training and test set to create one data set store in
data - Extracts only the measurements on the mean and standard deviation for each measurement store in
meanStdData - Use descriptive activity names to name the activities in data set
- Appropriate labels the data set with descriptive variable names
- From the data set
datacreatetidyData5with te average of eact variables of eact activity and eact volunteer, write to 'tidyData5.txt'