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R & R STUDIO ʲୈ1ճʳR BUSINESS ANALYSIS

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R Business Analysis ͸͡Ίʹ • Rͷֶश΍৘ใަ׵Λ͢ΔձΛ͸͡Ί·ͨ͠ʂ • ϏδωεɺϚʔέςΟϯάدΓ໨ઢͰͷR׆༻ • গਓ਺ϕʔεͷࢀՃܕίϛϡχςΟ • connpassάϧʔϓʹ͝ࢀՃΛ!!

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R Business Analysis ͻͱ·ͣࣗݾ঺հ • Rྺ • 1೥͘Β͍ • େֶ 3ϲ݄ • ࣾձਓ 8ϲ݄ • ؁ౘ • δϣϒϗούʔٙ࿭ • స৬૬ஊड෇த!! @hujuu

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R Business Analysis R͸ͲΜͳݴޠʁ ౷ܭղੳ޲͚ͷϓϩάϥϛϯάݴޠ ؔ਺ܕݴޠͷҰͭͰ͋ΔSchemeͷӨڹΛड͚͍ͯΔ ·ͨදه๏͸CʹӨڹΛड͚͍ͯΔ෦෼΋͋Δ webܥͷRuby΍PHP, javascriptͱ͍ͬͨݴޠͱ͸༻్΍໨ త͕ҧ͏ͷͰ࠷ॳ͸ͪΐͬͱΠϝʔδ͕༙͖ʹ͍͔͘΋ 4

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R Business Analysis ൺֱ಺༰ OS Mac,Windows,Linux WindowsϝΠϯ Macͩͱ෼ੳػೳ͕ෆࣗ༝ ॲཧ଎౓ ˚ X ѻ͑Δσʔλྔ ʓ (150ສߦͷಡΈࠐΈ΋Մೳ) X (1,048,576 ߦɺ16,384 ྻ) ֦ுੑ ʓ ˚ GUI ˚ ʓ Ձ֨ ແྉ ༗ྉʢ݄਺ઍԁʙʣ ར༻༻్ ౷ܭղੳ දܭࢉ΍ࢿྉ࡞੒ͳͲଟ༷

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R Business Analysis • ॲཧ଎౓͕༏Ε͍ͯΔͨΊɺେن໛σʔλΛ෼ੳ͢Δࡍ͸ޮ཰త • ExcelͰ͸Ͱ͖ͳ͍౷ܭ෼ੳ͕ग़དྷΔ • ྫ : Ϋϥελʔ෼ੳ, όεέοτ෼ੳ(ΞιγΤʔγϣϯ෼ੳ) • ༷ʑͳύοέʔδΛ׆༻͢Δ͜ͱͰ෼ੳͷ෯͕޿͛ΒΕΔ • άϥϑͷඳըʹڧ͍ • ggplot2ͰͷάϥϑԽ͸ࣗ༝౓͕ߴ͘ɺࢹೝੑ͕ߴ͍σβΠϯ ɹɹɹͷओͳϝϦοτ

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R Business Analysis EXCEL͚ͩͰ΋े෼ͳέʔε • σʔλྔ͕খ͍͞ • ࢛ଇܭࢉΛத৺ͱͨ͠ॲཧͰࣄ଍ΓΔ • ఆৗతͳ෼ੳۀ຿͕ൃੜ͠ͳ͍ • ଞͷਓʹσʔλ੔ܗ΍෼ੳΛͯ͠΋Β͏৔߹ɹɹɹ ˢɹҙ֎ͱ͋Δ

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R Business Analysis ɹɹɹͷΠϯετʔϧ 1. CRANʢThe Comprehensive R Archive NetworkʣʹΞΫηε https://cran.r-project.org/ 2. ࢖༻͍ͯ͠ΔOSʹ͋ΘͤͯRͷΠϯετʔϥʔΛμ΢ϯϩʔυ ޙͰ࢖͏ύοέʔδ͕ಈ͔ͳ͍͜ͱ͕ແ͍Α͏ʹ࠷৽൛Λ 3. μ΢ϯϩʔυͨ͠ϑΝΠϧΛ։͍ͯΠϯετʔϧ 4. ΞϓϦέʔγϣϯϑΥϧμʹʮRʯ͕͋Ε͹Πϯετʔϧ׬ྃ

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R Business Analysis

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R Business Analysis αϯϓϧίʔυ 2 ^ 5 a <- 100 b <- 2 a * b list <- c(2,4,6,8,10) list

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R Business Analysis ͷΠϯετʔϧ 1. ͍ΘΏΔRͷIDE (౷߹։ൃ؀ڥ)Ͱ͢ɻ RͷεΫϦϓτϑΝΠϧɺ࣮ߦconsoleɺάϥϑεϖʔεɺಡΈࠐΜ ͩσʔλͷҰཡͳͲ͕ݟ΍͘͢഑ஔ͞Ε·͢ 2. R studioͷΠϯετʔϥΛμ΢ϯϩʔυ https://www.rstudio.com/products/rstudio/download/ 3. μ΢ϯϩʔυͨ͠ΠϯετʔϥΛ։͍ͯΠϯετʔϧ 4. ΞϓϦέʔγϣϯϑΥϧμʹʮR studioʯ͕͋Ε͹Πϯετʔϧ׬ྃ

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R Business Analysis

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R Business Analysis • ίʔσΟϯάதͷೖྗิॿ͕ڧ͍ • άϥϑͷΞ΢τϓοτ͕͠΍͍͢ • ΤσΟλͷจࣈ৭ͱഎܠΛฤू͠ ͯɺݟ΍͍͢ઃఆʹͰ͖Δ • ෳ਺ͷεΫϦϓτϑΝΠϧΛλϒͰ ։͍͓͚ͯΔ • ύοέʔδϦετͷӾཡ΍σΟϨΫ τϦϑΝΠϧͷ֬ೝͳͲ͕Ͱ͖Δ ͷϝϦοτ

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R Business Analysis άϥϑΛॻ͍ͯΈΑ͏ʂ x <- 1:10 y <- 1:10 plot(x, y) # x࣠Λ10͔Β1ͷฒͼํʹ͢Δ plot(x, y, xlim=c(10,1))