1. Introduction to
a Graphical User Interface for
2012-10-29 @HSPH
Kazuki Yoshida, M.D.
MPH-CLE student
FREEDOM
TO
KNOW

2. Group Website is at:
http://rpubs.com/kaz_yos/useR_at_HSPH
google for user@hsph

3. Previously in this group
n Introduction
n Reading Data into R (1)
n Reading Data into R (2)
n Descriptive, continuous
n Descriptive, categorical

4. Menu
n Categorical data
n How to summarize

5. Ingredients
Statistics Programming
n Summary statistics for n None
continuous data
n Summary statistics for
categorical data

6. Learning
a new
L
language
is hard

7. R Commander: EZR:
http://socserv.mcmaster.ca/jfox/Misc/Rcmdr/ http://www.jichi.ac.jp/saitama-sct/SaitamaHP.files/statmedEN.html
Lack of
standard
GUI
Deducer:
http://www.deducer.org/

8. RStudio editor
http://rstudio.org
Fully functional Not GUI

9. EZR (modification of R Commander GUI)
http://www.jichi.ac.jp/saitama-sct/SaitamaHP.files/
statmedEN.html
Focus on medical research Still in early development

10. Deducer GUI
http://www.deducer.org
Point & Click user interface. Functions not extensive

11. Let’s install

12. Install
Deducer
DeducerSurvival

13. Download JGR
JGR for Mac:
http://rforge.net/JGR/web-files/JGR-1.6-SL.dmg
JGR for Win (32bit):
http://rforge.net/JGR/web-files/jgr-1_62.exe

15. Choose your folder

16. Package Manager to
choose packages to load

17. Turn on
Deducer
DeducerSurvival

18. Mac only: Preferences again
Turn off. It’s buggy

19. Additional menus in place !

20. Load
vcd
package

21. Data Viewer for
overview of dataset
then
library(vcd) [then hit enter]

24. Frequencies for
categorical variables

26. Frequencies for categorical data

27. Summary for
continuous variables

31. Reading Excel data

33. Rosner’s http://www.cengage.com/cgi-wadsworth/course_products_wp.pl?
dataset fid=M20bI&product_isbn_issn=9780538733496

35. Convert a variable to factor (categorical)

36. Graphs

43. Add smooth

44. Grouping by zyg

45. Grouping by zyg