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Boxes and whiskers — generated by Stable Diffusion XL v1.0 2024 3 (WBS) 2024 3 — 2024-11 – p.1/18

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https://speakerdeck.com/ks91/collections/corporate-data-analysis-2024-winter 2024 3 — 2024-11 – p.2/18

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( 20 ) 1 • 2 R • 3 • 4 5 6 ( ) 7 (1) 8 (2) 9 R ( ) (1) 10 R ( ) (2) 11 R ( ) (1) 12 R ( ) (2) 13 GPT-4 14 GPT-4 15 ( ) LaTeX Overleaf 8 (12/16 ) / (2 ) OK / 2024 3 — 2024-11 – p.3/18

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RStudio (1) Project New Project. . . (2) New Directory → New Project (3) Directory name Create Project ( ) 2024 3 — 2024-11 – p.5/18

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( ) ( ) ( ) Excel 2024 3 — 2024-11 – p.6/18

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: > <- c(" ", " ", " ") > <- c(80, 78, 90) > <- c(88, 72, 95) > <- data.frame( , , ) > # 1 80 88 2 78 72 3 90 95 > [3,] # 3 > [,3] # 3 > [3,3] # 3 3 > $ # 3 ( [,3] ) > attach( ) “ $” 2024 3 — 2024-11 – p.7/18

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(1) Dropbox data “ .txt” (2) (RStudio )( ) (3) RStudio > <- read.table(" .txt", header=T) > par(pty="s") # (square) > plot( ) # > plot( , xlim=c(0, 100), ylim=c(0, 100)) # 0 100 ‘read.table(. . .)’ ‘header=T’ (T True) ( ) ‘par(. . .)’ 2024 3 — 2024-11 – p.9/18

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” .txt” " " " " 96 65 35 36 26 30 32 50 91 66 47 22 73 59 67 70 52 18 68 79 37 46 41 64 77 74 86 92 . . . ( ) 100 R 2024 3 — 2024-11 – p.10/18

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(Ubuntu ) . . . (1) Tools → Global Options. . . (2) Options Graphics (3) Graphics Device Backend “Cairo” OK Export → Save as PDF. . . Options “Use cairo_pdf device” Ubuntu Cairo https://www.cairographics.org GPL 2024 3 — 2024-11 – p.11/18

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(macOS ) R console > capabilities()[c("cairo", "X11")] . . . cairo FALSE ( ) X11 FALSE X11 https://www.xquartz.org pkg (X11 XQuartz macOS ) . . . (1) Tools → Global Options. . . (2) Options Graphics (3) Graphics Device Backend “Cairo” OK Export → Save as PDF. . . Options “Use cairo_pdf device (requires X11)” 2024 3 — 2024-11 – p.13/18

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(Windows ) . . . (1) Tools → Global Options. . . (2) Options Graphics (3) Graphics Device Backend “Cairo” OK Export → Save as PDF. . . Options “Use cairo_pdf device” ( ) > par(family="Japan1") R > par(pty="s") > ( ) 2024 3 — 2024-11 – p.14/18

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. . . Graphics Device Backend “Cairo” “AGG” ragg AGG ( GPL) ragg AGG R JPEG PNG PDF/EPS 2024 3 — 2024-11 – p.15/18

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” .txt” “ ” > mean( $ ) # > median( $ ) # > summary( ) # ( , 1 , , , 3 , ) Min. : 19.00 Min. : 7.00 1st Qu.: 44.75 1st Qu.:38.00 Median : 59.00 Median :53.00 Mean : 59.06 Mean :51.73 3rd Qu.: 73.00 3rd Qu.:66.00 Max. :100.00 Max. :94.00 > sd( $ ) # 1 (quartile) 1 4 , 3 3 4 ( 2 = ) 2024 3 — 2024-11 – p.17/18

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