Getting And Cleaning Data Course Project

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R script run_analysis.R performers the following tasks:

• Downloads dataset from https://d396qusza40orc.cloudfront.net/getdata%2Fprojectfiles%2FUCI%20HAR%20Dataset.zip
• Extract data to R working directory
• Loads features dataset
• Loads labels dataset
• Loads training dataset
• Loads test dataset
• Merges the training and create one data set.
• Extracts only the measurements on the mean and standard deviation for each measurement.
• Set descriptive activity names to name the activities in the data set
• Labels the dataset with descriptive variable names.
• Creates tidy dataset
• Writes dataset to to TidayDataSet.csv
• Prints information about of tiday dataset