R basics

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R basics

  1. 1. Noida R Users Meetup Group/ Event Basic R learning session (PART - I) Introduction and basics graphs of R -by Suchita Aggarwal (PART - II) - What’s new in R and its market -by Ajay Ohri
  2. 2. Topics Covered (PART - I) Introduction & basics graphs of R Basic Introduction Introduction of Business Analytics Installation of R What is Package and how to install and use it. R-commander Importing Data in R Hands-on inbuilt functions Graphs (PART - II) - What’s new in R and its market Rattle-Data mining R-Studio Sever R-Fiddle Statace
  3. 3. Part 1: What Is Business Analytics?
  4. 4. Part 1: What Is Business Analytics? Purpose: Identify where the business stands in relation to rivals, etc. Collect and use data to inform business decision making Identify strengths and weaknesses in the business Use information to inform strategic planning
  5. 5. Part 1: What Is Business Analytics? ***Collection******Analysis*** ***Presentation*** •Market Research•Trend Analysis •Graphs •Past Sales Data •Time-Series Analysis •Charts •Market growth data •Spatial Analysis•Tables
  6. 6. Part 1: What Is Business Analytics?
  7. 7. Part 2: What is R?
  8. 8. Part 2: What is R?
  9. 9. Part 2: What is R?
  10. 10. Part 2: What is R? – Corporate Use
  11. 11. Part 2: What is R? – Corporate Use
  12. 12. Part 3: Installation of R and Packages http://cran.r-project.org/ http://cran.r-project.org/bin/windows/Rtools/
  13. 13. Part 3: Installation of R and Packages http://cran.r-project.org/ http://cran.r-project.org/bin/windows/Rtools/
  14. 14. Part 3: Installation of R and Packages http://cran.r-project.org/ http://cran.r-project.org/bin/windows/Rtools/
  15. 15. Part 3: Installation of R and Packages http://cran.r-project.org/ http://cran.r-project.org/bin/windows/Rtools/
  16. 16. Part 3: Installation of R and Packages
  17. 17. Part 4: Rcmdr
  18. 18. Part 4: Loading Rcmdr
  19. 19. Part 4: Loading Rcmdr
  20. 20. Part 4: Loading Rcmdr
  21. 21. Part 5: Importing Data in R
  22. 22. Part 6: How to use inbuilt functions •Library() -loads package •Data() -loads dataset •Head() -First few rows of object •Tail() - Last few rows of object •Str() -Structure of an object •Summary() -Summary of an object
  23. 23. Part 7: Graphs •plot(x,y) •plot(x,y, type = ‘b’) •Boxplot() •scatterplot()
  24. 24. Questions??
  25. 25. Thank you!!

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