{"id":3087,"date":"2023-07-19T06:57:10","date_gmt":"2023-07-19T06:57:10","guid":{"rendered":"https:\/\/statorials.org\/id\/lampirkan-kembali\/"},"modified":"2023-07-19T06:57:10","modified_gmt":"2023-07-19T06:57:10","slug":"lampirkan-kembali","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/lampirkan-kembali\/","title":{"rendered":"Cara menggunakan lampiran() di r (dengan contoh)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Anda dapat menggunakan fungsi <b>lampirkan()<\/b> di R untuk membuat objek bingkai data dapat diakses tanpa harus mengetikkan nama bingkai data.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Fungsi ini menggunakan sintaks dasar berikut:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>attach(data)\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Contoh berikut menunjukkan cara menggunakan fungsi ini dalam skenario berbeda dengan bingkai data berikut:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#create data frame\n<\/span>df &lt;- data. <span style=\"color: #3366ff;\">frame<\/span> (team=c('A', 'B', 'C', 'D', 'E'),\n                 points=c(99, 90, 86, 88, 95),\n                 assists=c(33, 28, 31, 39, 34),\n                 rebounds=c(30, 28, 24, 24, 28))\n\n<span style=\"color: #008080;\">#view data frame\n<\/span>df\n\n  team points assists rebounds\n1 A 99 33 30\n2 B 90 28 28\n3 C 86 31 24\n4 D 88 39 24\n5 E 95 34 28\n<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Contoh 1: Gunakan lampirkan() untuk melakukan perhitungan<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Biasanya jika kita ingin menghitung mean, median, range, dll. kolom dalam bingkai data, kita akan menggunakan sintaks berikut:<\/span><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#calculate mean of rebounds column\n<\/span>mean(df$rebounds)\n\n[1] 26.8\n\n<span style=\"color: #008080;\">#calculate median of rebounds column<\/span>\nmedian(df$rebounds)\n\n[1] 28\n\n<span style=\"color: #008080;\">#calculate range of rebounds column<\/span>\nrange(df$rebounds)\n\n[1] 24 30\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Namun, jika kita menggunakan <strong>attachment()<\/strong> , kita bahkan tidak perlu memasukkan nama frame data untuk melakukan penghitungan berikut:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\"><span style=\"color: #000000;\">attach(df)<\/span>\n\n#calculate mean of rebounds column\n<\/span>mean(rebounds)\n\n[1] 26.8\n<span style=\"color: #008080;\">#calculate median of rebounds column<\/span>\nmedian(rebounds)\n\n[1] 28\n<span style=\"color: #008080;\">#calculate range of rebounds column<\/span>\nrange(rebounds)\n\n[1] 24 30\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Dengan menggunakan <strong>attachment()<\/strong> , kita bisa langsung mereferensikan nama kolom dan R mengetahui frame data mana yang ingin kita gunakan.<\/span><\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Contoh 2: Gunakan lampirkan() agar sesuai dengan model regresi<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Biasanya, jika kita ingin menyesuaikan model regresi linier di R, kita akan menggunakan sintaks berikut:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#fit regression model\n<\/span>fit &lt;- lm(points ~ assists + rebounds, data=df)\n\n<span style=\"color: #008080;\">#view coefficients of regression model\n<\/span>summary(fit)$coef\n\n              Estimate Std. Error t value Pr(&gt;|t|)\n(Intercept) 18.7071984 13.2030474 1.416885 0.29222633\nassists 0.5194553 0.2162095 2.402555 0.13821408\nrebounds 2.0802529 0.3273034 6.355733 0.02387244<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Namun, jika kita menggunakan <strong>melampirkan()<\/strong> , kita bahkan tidak perlu menggunakan argumen <strong>data<\/strong> dalam fungsi <strong>lm()<\/strong> agar sesuai dengan model regresi:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#fit regression model\n<\/span>fit &lt;- lm(points ~ assists + rebounds)\n\n<span style=\"color: #008080;\">#view coefficients of regression model\n<\/span>summary(fit)$coef\n\n              Estimate Std. Error t value Pr(&gt;|t|)\n(Intercept) 18.7071984 13.2030474 1.416885 0.29222633\nassists 0.5194553 0.2162095 2.402555 0.13821408\nrebounds 2.0802529 0.3273034 6.355733 0.02387244<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Perhatikan bahwa hasil regresinya sama persis.<\/span><\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Bonus: gunakan detach() dan cari()<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Anda dapat menggunakan fungsi <strong>search()<\/strong> untuk menampilkan semua objek terlampir di lingkungan R saat ini:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#show all attached objects<\/span>\nsearch()\n\n [1] \".GlobalEnv\" \"df\" \"package:stats\"    \n [4] \"package:graphics\" \"package:grDevices\" \"package:utils\"    \n [7] \"package:datasets\" \"package:methods\" \"Autoloads\"        \n[10] \"package:base\"  \n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Dan Anda dapat menggunakan fungsi <strong>detach()<\/strong> untuk melepaskan objek yang saat ini terlepas:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#detach data frame<\/span>\ndetach(df)<\/span><\/span><\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Sumber daya tambahan<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Tutorial berikut menjelaskan cara melakukan tugas umum lainnya di R:<\/span><\/p>\n<p><a href=\"https:\/\/statorials.org\/id\/lingkungan-yang-jelas-di-sungai\/\" target=\"_blank\" rel=\"noopener\">Cara membersihkan lingkungan di R<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/hapus-jejak-di-r\/\" target=\"_blank\" rel=\"noopener\">Cara menghapus semua plot di RStudio<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/r-mencetak-banyak-variabel\/\" target=\"_blank\" rel=\"noopener\">Cara mencetak banyak variabel pada baris yang sama di R<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Anda dapat menggunakan fungsi lampirkan() di R untuk membuat objek bingkai data dapat diakses tanpa harus mengetikkan nama bingkai data. Fungsi ini menggunakan sintaks dasar berikut: attach(data) Contoh berikut menunjukkan cara menggunakan fungsi ini dalam skenario berbeda dengan bingkai data berikut: #create data frame df &lt;- data. frame (team=c(&#8216;A&#8217;, &#8216;B&#8217;, &#8216;C&#8217;, &#8216;D&#8217;, &#8216;E&#8217;), points=c(99, 90, [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[11],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Cara menggunakan lampirkan() di R (dengan contoh) \u2013 Statologi<\/title>\n<meta name=\"description\" content=\"Tutorial ini menjelaskan cara menggunakan fungsi lampirkan() di R, dengan beberapa contoh.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/statorials.org\/id\/lampirkan-kembali\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cara menggunakan lampirkan() di R (dengan contoh) \u2013 Statologi\" \/>\n<meta property=\"og:description\" content=\"Tutorial ini menjelaskan cara menggunakan fungsi lampirkan() di R, dengan beberapa contoh.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/id\/lampirkan-kembali\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-19T06:57:10+00:00\" \/>\n<meta name=\"author\" content=\"Benjamin anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Ditulis oleh\" \/>\n\t<meta name=\"twitter:data1\" content=\"Benjamin anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Estimasi waktu membaca\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 menit\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/id\/lampirkan-kembali\/\",\"url\":\"https:\/\/statorials.org\/id\/lampirkan-kembali\/\",\"name\":\"Cara menggunakan lampirkan() di R (dengan contoh) \u2013 Statologi\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/id\/#website\"},\"datePublished\":\"2023-07-19T06:57:10+00:00\",\"dateModified\":\"2023-07-19T06:57:10+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\"},\"description\":\"Tutorial ini menjelaskan cara menggunakan fungsi lampirkan() di R, dengan beberapa contoh.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/id\/lampirkan-kembali\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/id\/lampirkan-kembali\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/id\/lampirkan-kembali\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/statorials.org\/id\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Cara menggunakan lampiran() di r (dengan contoh)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/id\/#website\",\"url\":\"https:\/\/statorials.org\/id\/\",\"name\":\"Statorials\",\"description\":\"Panduan anda untuk kompetensi statistik!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/id\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"id\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\",\"name\":\"Benjamin anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"id\",\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/image\/\",\"url\":\"http:\/\/statorials.org\/id\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"http:\/\/statorials.org\/id\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"caption\":\"Benjamin anderson\"},\"description\":\"Halo, saya Benjamin, pensiunan profesor statistika yang menjadi guru Statorial yang berdedikasi. 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