This document appears to be notes from a training session on using R. It introduces some basic functions and operations in R like sqrt(), log(), and c() to combine values. It also demonstrates creating and manipulating vectors with examples like creating a height vector and generating histograms. Further functions for summarizing data are shown like mean(), max(), and plotting graphs.

1. Hi oshima.
2011-06-17 HiRoshima.R #1@
Saturday, June 18, 2011 1

2. Agenda
1. R
2.
3.
Saturday, June 18, 2011 2

3. Agenda
1. R
2.
3.
Saturday, June 18, 2011 3

4. •
• Ross Ihaka & Robert Gentleman (R & R)
•
Saturday, June 18, 2011 4

5. Saturday, June 18, 2011 5

6. • IBM SPSS Statistics 10
•
•
Saturday, June 18, 2011 6

7. •
•
•
• PC
Saturday, June 18, 2011 7

8. Excel SPSS ...
• IBM SPSS Statistics 10
•
• Excel
•
Saturday, June 18, 2011 8

9. Excel
SPSS
Saturday, June 18, 2011 9

10. —Install / Update / Uninstall—
Saturday, June 18, 2011 10

11. 1. http://www.r-project.org/
2. “download R”
3. JAPAN
4. OS
Saturday, June 18, 2011 11

12. • Windows: http://cran.md.tsukuba.ac.jp/bin/windows/base/
• Download R 2.13.0 for Windows
• Mac OS X: http://cran.md.tsukuba.ac.jp/bin/macosx/
• R-2.13.0.pkg (latest version)
Saturday, June 18, 2011 12

13. Saturday, June 18, 2011 13

14. Saturday, June 18, 2011 14

15. Saturday, June 18, 2011 15

16. Saturday, June 18, 2011 16

17. Saturday, June 18, 2011 17

18. Saturday, June 18, 2011 18

19. Saturday, June 18, 2011 19

20. Saturday, June 18, 2011 20

21. Saturday, June 18, 2011 21

22. Saturday, June 18, 2011 22

23. Saturday, June 18, 2011 23

24. Saturday, June 18, 2011 24

25. 1. http://www.r-project.org/
2.
3.
Saturday, June 18, 2011 25

26. • Windows
• START → Program → R → Uninstall R
• Mac OS X
/Applications R
/Library/Frameworks R. framework
Saturday, June 18, 2011 26

27. • Windows
• START → Program → R → R 2.13.0
• Mac OS X
/Applications R
R
Saturday, June 18, 2011 27

28. • Windows Mac OS X
1. q()
2.
3. R
Saturday, June 18, 2011 28

29. •
• Win
• [ ]→[GUI ]
• Font [MS Mincho]
Saturday, June 18, 2011 29

30. • help(XXX) !!
• seekR (http://seekr.jp/)
• R SEEK (http://www.rseek.org/)
• RjpWiki (http://www.okada.jp.org/RWiki/)
•R (http://aoki2.si.gunma-u.ac.jp/R/)
• R-Tips (http://cse.naro.affrc.go.jp/takezawa/r-tips/r.html)
Saturday, June 18, 2011 30

31. • R
•
• q()
• help(XXX) !!
Saturday, June 18, 2011 31

32. Excel
SPSS
Saturday, June 18, 2011 32

33. Agenda
1. R
2.
3.
Saturday, June 18, 2011 33

34. Agenda
1. R
2.
3.
Saturday, June 18, 2011 34

35. Saturday, June 18, 2011 35

36. • [Enter]
• > 3+5 [Enter]
• > 10-3 [Enter]
• > 2*3 [Enter]
• > 100/20 [Enter]
• > (12 + 34 -56) * 78 / 90 [Enter]
Saturday, June 18, 2011 36

37. •
• > 100^1/2
• > 100^(1/2)
Saturday, June 18, 2011 37

38. Saturday, June 18, 2011 38

39. R
Saturday, June 18, 2011 39

40. Saturday, June 18, 2011 40

41. “I don't know !” by fmgbain http://www.flickr.com/photos/fmgbain/4382010455/
Saturday, June 18, 2011 41

42. Saturday, June 18, 2011 42

43. sqrt()
• > sqrt(2)
• > sqrt(144)
• > sqrt(104976)
•[ ]2
• 2 3 1
• > 2^(1/3)
Saturday, June 18, 2011 43

44. ( )
• R
• q() help(xxx)
•
Saturday, June 18, 2011 44

45. R
Saturday, June 18, 2011 45

46. Saturday, June 18, 2011 46

47. R
Saturday, June 18, 2011 47

48. Saturday, June 18, 2011 48

49. Saturday, June 18, 2011 49

50. “I don't know !” by fmgbain http://www.flickr.com/photos/fmgbain/4382010455/
Saturday, June 18, 2011 50

51. Saturday, June 18, 2011 51

52. “hako”
• > hako <- c(1,2,3,4,5)
• > hako
• c() concatenate/combine
•
Saturday, June 18, 2011 52

53. c() “<-”
hako <- c(1,2,3,4,5)
<-
Saturday, June 18, 2011 53

54. hako
1 5 5
Saturday, June 18, 2011 54

55. Saturday, June 18, 2011 55

56. • > sqrt(hako)
• > log(hako)
Saturday, June 18, 2011 56

57. sqrt(1), sqrt(2) ... sqrt(5)
log(1), log (2) ... log (5)
Saturday, June 18, 2011 57

58. Saturday, June 18, 2011 58

59. Saturday, June 18, 2011 59

60. • summary()
• table()
• sum()
• length()
Saturday, June 18, 2011 60

61. • mean()
• max(), min()
• median()
• sd()
Saturday, June 18, 2011 61

62. • R
•
• q(), help(), sqrt(), log(), c()
•
Saturday, June 18, 2011 62

63. OK
Saturday, June 18, 2011 63

64. Agenda
1. R
2.
3.
Saturday, June 18, 2011 64

65. Agenda
1. R
2.
3.
Saturday, June 18, 2011 65

66. Saturday, June 18, 2011 66

67. Saturday, June 18, 2011 67

68. 1.
2.
Saturday, June 18, 2011 68

69. 2
Excel SPSS
... orz
Saturday, June 18, 2011 69

70. Saturday, June 18, 2011 70

71. > height <- c(160, 160, 160,
165, 170, 170, 170, 170, 175,
175, 180, 185, 185, 185, 190)
> hist(height)
Saturday, June 18, 2011 71

72. TOEIC
Saturday, June 18, 2011 72

73. > score <- c(600, 500, 720, 430,
500, 550, 430, 500, 850, 400)
> words <- c(340, 190, 465, 170,
130, 225,140, 310, 580, 120)
> plot(score,words)
Saturday, June 18, 2011 73

74. Saturday, June 18, 2011 74

75. > nns <- c(350, 285, 315, 340, 210,
185, 120, 740, 425, 155)
> ns <- c(365, 570, 645, 540, 645,
665, 880, 550, 410, 585)
> boxplot(nns,ns, names=c("NNS", "NS"))
Saturday, June 18, 2011 75

76. Saturday, June 18, 2011 76

77. > share <- c(32.4, 21.0, 8.3, 4.1, 3.6,30.5)
> names(share) <- c("NOKIA",
"SAMSUNG", "LG", "Apple", "RIM", "Others")
> pie(share,main="Mobile Phone Market
Share", clockwise=TRUE)
Saturday, June 18, 2011 77

78. 1.
2.
Saturday, June 18, 2011 78

79. R
Excel
“y2.d175 | Lasershow! Relax!” by B Rosen
http://www.flickr.com/photos/rosengrant/4751386872/
Saturday, June 18, 2011 79