Getting_and_Cleaning_Data(第3周同行评估)
该项目的目的是演示学习者收集,使用和清理数据集的能力。 目的是准备可用于以后分析的整洁数据。 请提交以下内容:
1) a tidy data set as described below,
2) a link to a Github repository with the script (run_analysis.R) for performing the
analysis,
3) CodeBook.md that describes the variables, the data, and any transformations or
work to clean up the data, and
4) the current readme.md that explains how all