title | author | date | output |
---|---|---|---|
Assignment: Getting and Cleaning Data Course Project |
Yiyun |
March 3, 2016 |
html_document |
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download Zip file to the Galaxy S folder.
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create Galaxy S folder if not exist, save and extract the zip file
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Read and merge training data and test data, stored in variable completeGalaxy and label the data set with descriptive variable name. Label indicates the activities
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Extracts only the measurements on the mean and standard deviation for each measuremen and saved in variable MeanStdSet
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Uses descriptive activity names to name the activities in the data set
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add subject lable to the variable completeGalaxy
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calculate averages for each variable for each subject after split on activities
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NewDataset is a list containing the average of each variable for each activity and each subject.