Coursera Data Science Specialization by Johns Hopkins University
This repo contains class assignments for The Data Scientist's Toolbox Course
Class assignments for the R Programming Course
- Week 2 - Programming Assignments
- pollutantmean.R - calculate pollutant mean across specified list of monitors (CSV files)
- complete.R - read a directory full of files and report number of completely observed cases in each data file (rows with no NAs)
- corr.R - read a directory of data files calculate correlation between pollutants for monitor files where number of completely observed cases is greater than the threshold