Nagoya.R #1 Part 1
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This document outlines an agenda for a meeting of the Nagoya.R user group on March 27, 2010. The agenda includes: 1) an introduction to R, its history and how to download/install it; 2) learning basic R functions like help(), sqrt(), log() and how to do calculations; 3) demonstrating functions to summarize data like summary(), mean(), max() and using examples with TOEIC score data. The document provides information about R and guides attendees through exercises to become familiar with basic R functionality.
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Nagoya.R #1 Part 1
- 1. R — — Nagoya.R #1 2010-03-26 Saturday, March 27, 2010
- 2. • ( ) • • R R • Nagoya.R ... Saturday, March 27, 2010
- 3. Agenda 1. R 2. R 3. Saturday, March 27, 2010
- 4. Agenda 1. R 2. R 3. Saturday, March 27, 2010
- 5. R • • Ross Ihaka & Robert Gentleman (R & R) • Saturday, March 27, 2010
- 6. R Saturday, March 27, 2010
- 7. R • IBM SPSS Statistics 10 • • Saturday, March 27, 2010
- 8. R • • • • PC Saturday, March 27, 2010
- 9. Excel SPSS ... • IBM SPSS Statistics 10 • • Excel • Saturday, March 27, 2010
- 10. R R Saturday, March 27, 2010
- 11. R 1. http://www.r-project.org/ 2. “download R” 3. JAPAN 4. OS Saturday, March 27, 2010
- 12. R Windows: http://cran.md.tsukuba.ac.jp/bin/windows/base/ ■ Download R 2.10.1 for Windows ■ Mac OS X: http://cran.md.tsukuba.ac.jp/bin/macosx/ R-2.10.1.pkg (latest version) Saturday, March 27, 2010
- 13. R 1. http://www.r-project.org/ 2. 3. Saturday, March 27, 2010
- 14. R • Windows • START → Program → R → Uninstall R • Mac OS X /Applications R /Library/Frameworks R. framework Saturday, March 27, 2010
- 15. R • Windows • START → Program → R → R 2.10.1 • Mac OS X /Applications R R Saturday, March 27, 2010
- 16. R • Windows Mac OS X 1. q() 2. 3. R Saturday, March 27, 2010
- 17. R • • Win • [ ]→[GUI ] • Font [MS Mincho] [MS Gothic] Saturday, March 27, 2010
- 18. R • help(XXX) !! • 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, March 27, 2010
- 19. 1. R • R • • q() • help(XXX) !! Saturday, March 27, 2010
- 20. 1. R R R Saturday, March 27, 2010
- 21. Agenda 1. R 2. R 3. Saturday, March 27, 2010
- 22. Agenda 1. R 2. R 3. Saturday, March 27, 2010
- 23. Saturday, March 27, 2010
- 24. • [Enter] • > 3+5 [Enter] • > 10-3 [Enter] • > 2*3 [Enter] • > 100/20 [Enter] • > (12 + 34 -56) * 78 / 90 [Enter] Saturday, March 27, 2010
- 25. • • > 100^1/2 • > 100^(1/2) Saturday, March 27, 2010
- 26. Saturday, March 27, 2010
- 27. R Saturday, March 27, 2010
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- 30. Saturday, March 27, 2010
- 31. sqrt() • > sqrt(2) • > sqrt(144) • > sqrt(104976) •[ ]2 • 2 3 1 • > 2^(1/3) Saturday, March 27, 2010
- 32. ( ) • R • q() help(xxx) • Saturday, March 27, 2010
- 33. R Saturday, March 27, 2010
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- 35. R Saturday, March 27, 2010
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- 40. “hako” • > hako <- c(1,2,3,4,5) • > hako • c() concatenate • Saturday, March 27, 2010
- 41. hako 1 5 5 Saturday, March 27, 2010
- 42. Saturday, March 27, 2010
- 43. • > sqrt(hako) • > log(hako) Saturday, March 27, 2010
- 44. sqrt(1), sqrt(2) ... sqrt(5) log(1), log (2) ... log (5) Saturday, March 27, 2010
- 45. Saturday, March 27, 2010
- 46. 2. R • R • • q(), help(), sqrt(), log(), c() • Saturday, March 27, 2010
- 47. ... Saturday, March 27, 2010
- 48. Agenda 1. R 2. R 3. Saturday, March 27, 2010
- 49. Agenda 1. R 2. R 3. Saturday, March 27, 2010
- 50. ... Saturday, March 27, 2010
- 51. Saturday, March 27, 2010
- 52. • • • • Saturday, March 27, 2010
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- 58. Saturday, March 27, 2010
- 59. (15,000) Saturday, March 27, 2010
- 60. (300) Saturday, March 27, 2010
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- 69. Saturday, March 27, 2010
- 70. ※ Nagoya.R #2 Saturday, March 27, 2010
- 71. Saturday, March 27, 2010
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- 74. Saturday, March 27, 2010
- 75. • • • Saturday, March 27, 2010
- 76. • ÷ • • Saturday, March 27, 2010
- 77. • • Saturday, March 27, 2010
- 78. ... Saturday, March 27, 2010
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- 80. ... Saturday, March 27, 2010
- 81. Saturday, March 27, 2010
- 82. • • • etc. Saturday, March 27, 2010
- 83. R Saturday, March 27, 2010
- 84. • summary() • table() • sum() • length() Saturday, March 27, 2010
- 85. • mean() • max(), min() • median() • sd() Saturday, March 27, 2010
- 86. ... Saturday, March 27, 2010
- 87. 10 TOEIC 600, 500, 720, 430, 500, 550, 430, 500, 850, 400 1. “score” 2. Saturday, March 27, 2010
- 88. OK Saturday, March 27, 2010
- 89. 10 TOEIC 600, 500, 720, 430, 500, 550, 430, 500, 850, 400 1. “score” 2. Saturday, March 27, 2010
- 90. • > score <- c(600,500,720,430,500, 550,430,500,850,400) • > summary(score) • > mean(score) • > max(score) • > min(score) • > median(score) • > sd(score) Saturday, March 27, 2010
- 91. Saturday, March 27, 2010