{"id":4277,"date":"2023-07-12T08:16:16","date_gmt":"2023-07-12T08:16:16","guid":{"rendered":"https:\/\/statorials.org\/id\/ekstrak-koefisien-glm-di-r\/"},"modified":"2023-07-12T08:16:16","modified_gmt":"2023-07-12T08:16:16","slug":"ekstrak-koefisien-glm-di-r","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/ekstrak-koefisien-glm-di-r\/","title":{"rendered":"Cara mengekstrak koefisien regresi dari glm() di r"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Anda dapat menggunakan metode berikut untuk mengekstrak koefisien regresi dari fungsi <strong>glm()<\/strong> di R:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Metode 1: ekstrak semua koefisien regresi<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>model$coefficients\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>Metode 2: Ekstrak koefisien regresi untuk variabel tertentu<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>model$coefficients[' <span style=\"color: #ff0000;\">my_variable<\/span> ']<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>Metode 3: Ekstrak semua koefisien regresi dengan standar error, nilai Z dan nilai P<\/strong><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>summary(model)$coefficients<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Contoh berikut menunjukkan cara menggunakan metode ini dalam praktik.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Contoh: ekstrak koefisien regresi dari glm() di R<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Misalkan kita memasang <a href=\"https:\/\/statorials.org\/id\/regresi-logistik-1\/\" target=\"_blank\" rel=\"noopener\">model regresi logistik<\/a> menggunakan kumpulan data <strong>default<\/strong> dari paket <strong>ISLR<\/strong> :<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#load dataset\n<\/span>data &lt;- ISLR::Default\n\n<span style=\"color: #008080;\">#view first six rows of data\n<\/span>head(data)\n\n  default student balance income\n1 No No 729.5265 44361.625\n2 No Yes 817.1804 12106.135\n3 No No 1073.5492 31767.139\n4 No No 529.2506 35704.494\n5 No No 785.6559 38463.496\n6 No Yes 919.5885 7491.559\n\n<span style=\"color: #008080;\">#fit logistic regression model\n<\/span>model &lt;- glm(default~student+balance+income, family=' <span style=\"color: #ff0000;\">binomial<\/span> ', data=data)\n\n<span style=\"color: #008080;\">#view summary of logistic regression model\n<\/span>summary(model)\n\nCall:\nglm(formula = default ~ student + balance + income, family = \"binomial\", \n    data = data)\n\nDeviance Residuals: \n    Min 1Q Median 3Q Max  \n-2.4691 -0.1418 -0.0557 -0.0203 3.7383  \n\nCoefficients:\n              Estimate Std. Error z value Pr(&gt;|z|)    \n(Intercept) -1.087e+01 4.923e-01 -22.080 &lt; 2e-16 ***\nstudentYes -6.468e-01 2.363e-01 -2.738 0.00619 ** \nbalance 5.737e-03 2.319e-04 24.738 &lt; 2e-16 ***\nincome 3.033e-06 8.203e-06 0.370 0.71152    \n---\nSignificant. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1\n\n(Dispersion parameter for binomial family taken to be 1)\n\n    Null deviance: 2920.6 on 9999 degrees of freedom\nResidual deviance: 1571.5 on 9996 degrees of freedom\nAIC: 1579.5\n\nNumber of Fisher Scoring iterations: 8<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Kita dapat mengetik <strong>model$coefisien<\/strong> untuk mengekstrak semua koefisien regresi dari model:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#extract all regression coefficients\n<\/span>model$coefficients\n\n  (Intercept) studentYes balance income \n-1.086905e+01 -6.467758e-01 5.736505e-03 3.033450e-06\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Kita juga dapat mengetikkan <strong>model$coefisien[&#8216;keseimbangan&#8217;]<\/strong> untuk mengekstrak koefisien regresi untuk variabel <strong>keseimbangan<\/strong> saja:<\/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;\">#extract coefficient for 'balance'\n<\/span>model$coefficients[' <span style=\"color: #ff0000;\">balance<\/span> ']\n\n<\/span><\/span>balance \n0.005736505\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Untuk menampilkan koefisien regresi beserta kesalahan standarnya, nilai z, dan <a href=\"https:\/\/statorials.org\/id\/p-menghargai-signifikansi-statistik\/\" target=\"_blank\" rel=\"noopener\">nilai p<\/a> , kita dapat menggunakan <strong>koefisien ringkasan(model)$<\/strong> sebagai berikut:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#view regression coefficients with standard errors, z values and p-values\n<\/span>summary(model)$coefficients\n\n                 Estimate Std. Error z value Pr(&gt;|z|)\n(Intercept) -1.086905e+01 4.922555e-01 -22.080088 4.911280e-108\nstudentYes -6.467758e-01 2.362525e-01 -2.737646 6.188063e-03\nbalance 5.736505e-03 2.318945e-04 24.737563 4.219578e-135\nincome 3.033450e-06 8.202615e-06 0.369815 7.115203e-01<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Kami juga dapat mengakses nilai tertentu dalam keluaran ini.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Misalnya, kita dapat menggunakan kode berikut untuk mengakses nilai p dari variabel <b>saldo<\/b> :<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#view p-value for balance variable\n<\/span>summary(model)$coefficients[' <span style=\"color: #ff0000;\">balance<\/span> ', ' <span style=\"color: #ff0000;\">Pr(&gt;|z|)<\/span> ']\n\n[1] 4.219578e-135\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Atau kita dapat menggunakan kode berikut untuk mengakses nilai p untuk setiap koefisien regresi:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#view p-value for all variables\n<\/span>summary(model)$coefficients[, ' <span style=\"color: #ff0000;\">Pr(&gt;|z|)<\/span> ']\n\n  (Intercept) studentYes balance income \n4.911280e-108 6.188063e-03 4.219578e-135 7.115203e-01 \n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Nilai P ditampilkan untuk setiap koefisien regresi dalam model.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Anda dapat menggunakan sintaks serupa untuk mengakses nilai apa pun di output.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Sumber daya tambahan<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Tutorial berikut menjelaskan cara melakukan tugas umum lainnya di R:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/id\/regresi-linier-sederhana-di-r\/\" target=\"_blank\" rel=\"noopener\">Cara melakukan regresi linier sederhana di R<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/regresi-linier-berganda-r\/\" target=\"_blank\" rel=\"noopener\">Cara melakukan regresi linier berganda di R<\/a><br \/> Bagaimana melakukan regresi logistik di R<br \/> <a href=\"https:\/\/statorials.org\/id\/regresi-kuadrat-r\/\" target=\"_blank\" rel=\"noopener\">Bagaimana melakukan regresi kuadrat di R<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Anda dapat menggunakan metode berikut untuk mengekstrak koefisien regresi dari fungsi glm() di R: Metode 1: ekstrak semua koefisien regresi model$coefficients Metode 2: Ekstrak koefisien regresi untuk variabel tertentu model$coefficients[&#8216; my_variable &#8216;] Metode 3: Ekstrak semua koefisien regresi dengan standar error, nilai Z dan nilai P summary(model)$coefficients Contoh berikut menunjukkan cara menggunakan metode ini dalam [&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 mengekstrak koefisien regresi dari glm() di R - Statorials<\/title>\n<meta name=\"description\" content=\"Tutorial ini menjelaskan cara mengekstrak koefisien dari output fungsi glm() di R, dengan sebuah 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\/ekstrak-koefisien-glm-di-r\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cara mengekstrak koefisien regresi dari glm() di R - Statorials\" \/>\n<meta property=\"og:description\" content=\"Tutorial ini menjelaskan cara mengekstrak koefisien dari output fungsi glm() di R, dengan sebuah contoh.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/id\/ekstrak-koefisien-glm-di-r\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-12T08:16:16+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\/ekstrak-koefisien-glm-di-r\/\",\"url\":\"https:\/\/statorials.org\/id\/ekstrak-koefisien-glm-di-r\/\",\"name\":\"Cara mengekstrak koefisien regresi dari glm() di R - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/id\/#website\"},\"datePublished\":\"2023-07-12T08:16:16+00:00\",\"dateModified\":\"2023-07-12T08:16:16+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\"},\"description\":\"Tutorial ini menjelaskan cara mengekstrak koefisien dari output fungsi glm() di R, dengan sebuah contoh.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/id\/ekstrak-koefisien-glm-di-r\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/id\/ekstrak-koefisien-glm-di-r\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/id\/ekstrak-koefisien-glm-di-r\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/statorials.org\/id\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Cara mengekstrak koefisien regresi dari glm() di r\"}]},{\"@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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