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Johns Hopkins University Bloomberg School of Public Health: Data Science Specialization Program: Getting and Cleaning Data Course: Human Activity Recognition Using Smartphones Dataset Project repo: date created 51224
R code and Technical Documentation for getting data from online respositories, cleaning the data according to Tidy Data principles, and calculating summaries of the data..
R and Python were both used for different parts of this project. Here, data from Surveys was used to investigate as to whether the perceptions of a schools appeared correlated to the academic success of students from that school. Correlation of variables like SAT scores with demographic factors were also analyzed.
The course will help you uncover insights in a sample dataset using a case study approach. You will use all SQL queries to understand the cause for the dip in the pre-sales.