{"id":676,"date":"2023-07-29T03:21:05","date_gmt":"2023-07-29T03:21:05","guid":{"rendered":"https:\/\/statorials.org\/id\/tes-pagan-breusch-sungai\/"},"modified":"2023-07-29T03:21:05","modified_gmt":"2023-07-29T03:21:05","slug":"tes-pagan-breusch-sungai","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/tes-pagan-breusch-sungai\/","title":{"rendered":"Cara melakukan tes breusch-pagan di r"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\"><a href=\"https:\/\/statorials.org\/id\/tes-breusch-kafir\/\" target=\"_blank\" rel=\"noopener\">Uji Breusch-Pagan<\/a> digunakan untuk mengetahui apakah<\/span> terdapat <a href=\"https:\/\/statorials.org\/id\/regresi-heteroskedastisitas\/\" target=\"_blank\" rel=\"noopener\">heteroskedastisitas<\/a> <span style=\"color: #000000;\">dalam analisis regresi.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Tutorial ini menjelaskan cara melakukan tes Breusch-Pagan di R.<\/span><\/p>\n<h3> <strong>Contoh: Tes Breusch-Pagan di R<\/strong><\/h3>\n<p> <span style=\"color: #000000;\">Dalam contoh ini, kita akan memasang model regresi menggunakan set data R bawaan <strong>mtcars<\/strong> , lalu melakukan uji Breusch-Pagan menggunakan fungsi <strong>bptest<\/strong> dari pustaka <strong>lmtest<\/strong> untuk menentukan apakah terdapat heteroskedastisitas.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Langkah 1: Sesuaikan model regresi.<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">Pertama, kita akan menyesuaikan model regresi menggunakan <strong>mpg<\/strong> sebagai variabel respon dan <strong>disp<\/strong> dan <strong>hp<\/strong> sebagai dua variabel penjelas.<\/span><\/p>\n<pre style=\"background-color: #e5e5e5; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#load the dataset<\/span>\ndata(mtcars)\n\n<span style=\"color: #008080;\">#fit a regression model<\/span>\nmodel &lt;- lm(mpg~disp+hp, data=mtcars)\n\n<span style=\"color: #008080;\">#view model summary\n<\/span>summary(model)\n\nCoefficients:\n             Estimate Std. Error t value Pr(&gt;|t|)    \n(Intercept) 30.735904 1.331566 23.083 &lt; 2nd-16 ***\navailable -0.030346 0.007405 -4.098 0.000306 ***\nhp -0.024840 0.013385 -1.856 0.073679 .  \n---\nSignificant. codes: 0 '***' 0.001 '**' 0.01 '*' 0.05 '.' 0.1 ' ' 1\n\nResidual standard error: 3.127 on 29 degrees of freedom\nMultiple R-squared: 0.7482, Adjusted R-squared: 0.7309 \nF-statistic: 43.09 on 2 and 29 DF, p-value: 2.062e-09\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>Langkah 2: Lakukan tes Breusch-Pagan.<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">Selanjutnya dilakukan uji Breusch-Pagan untuk mengetahui adanya heteroskedastisitas.<\/span><\/p>\n<pre style=\"background-color: #e5e5e5; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#load lmtest library<\/span>\nlibrary(lmtest)\n\n<span style=\"color: #008080;\">#perform Breusch-Pagan Test<\/span>\nbptest(model)\n\n\tstudentized Breusch-Pagan test\n\ndata: model\nBP = 4.0861, df = 2, p-value = 0.1296\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Statistik ujinya adalah <strong>4,0861<\/strong> dan nilai p yang sesuai adalah <strong>0,1296<\/strong> . Karena nilai p tidak kurang dari 0,05, kita gagal menolak hipotesis nol. Kami tidak memiliki cukup bukti untuk menyatakan bahwa terdapat heteroskedastisitas dalam model regresi.<\/span><\/p>\n<h2> <strong>Apa yang harus dilakukan selanjutnya<\/strong><\/h2>\n<p> <span style=\"color: #000000;\">Jika Anda gagal menolak hipotesis nol uji Breusch-Pagan, maka tidak terjadi heteroskedastisitas dan Anda dapat melanjutkan untuk menginterpretasikan hasil regresi asli.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Namun jika hipotesis nol ditolak, berarti terdapat heteroskedastisitas pada data. Dalam hal ini, kesalahan standar yang ditampilkan dalam tabel keluaran regresi mungkin tidak dapat diandalkan.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Ada beberapa cara umum untuk mengatasi masalah ini, antara lain:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>1. Transformasikan variabel respon.<\/strong> Anda dapat mencoba melakukan transformasi pada variabel respon. Misalnya, Anda dapat menggunakan <a href=\"https:\/\/statorials.org\/id\/mengubah-data-menjadi-r\/\" target=\"_blank\" rel=\"noopener\">variabel respons log<\/a> alih-alih variabel respons asli. Secara umum, pencatatan variabel respon merupakan cara yang efektif untuk menghilangkan heteroskedastisitas. Transformasi umum lainnya adalah dengan menggunakan akar kuadrat dari variabel respon.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>2. Gunakan regresi tertimbang.<\/strong> Jenis regresi ini memberikan bobot pada setiap titik data berdasarkan varians dari nilai yang dipasang. Pada dasarnya, hal ini memberikan bobot rendah pada titik data yang memiliki varian lebih tinggi, sehingga mengurangi kuadrat residunya. Jika bobot yang digunakan sesuai maka masalah heteroskedastisitas dapat dihilangkan.<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Uji Breusch-Pagan digunakan untuk mengetahui apakah terdapat heteroskedastisitas dalam analisis regresi. Tutorial ini menjelaskan cara melakukan tes Breusch-Pagan di R. Contoh: Tes Breusch-Pagan di R Dalam contoh ini, kita akan memasang model regresi menggunakan set data R bawaan mtcars , lalu melakukan uji Breusch-Pagan menggunakan fungsi bptest dari pustaka lmtest untuk menentukan apakah terdapat heteroskedastisitas. [&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 melakukan tes Breusch-Pagan di R - Statorials<\/title>\n<meta name=\"description\" content=\"Penjelasan sederhana tentang cara melakukan tes Breusch-Pagan di R, beserta 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\/tes-pagan-breusch-sungai\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cara melakukan tes Breusch-Pagan di R - Statorials\" \/>\n<meta property=\"og:description\" content=\"Penjelasan sederhana tentang cara melakukan tes Breusch-Pagan di R, beserta sebuah contoh.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/id\/tes-pagan-breusch-sungai\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-29T03:21:05+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\/tes-pagan-breusch-sungai\/\",\"url\":\"https:\/\/statorials.org\/id\/tes-pagan-breusch-sungai\/\",\"name\":\"Cara melakukan tes Breusch-Pagan di R - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/id\/#website\"},\"datePublished\":\"2023-07-29T03:21:05+00:00\",\"dateModified\":\"2023-07-29T03:21:05+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\"},\"description\":\"Penjelasan sederhana tentang cara melakukan tes Breusch-Pagan di R, beserta sebuah contoh.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/id\/tes-pagan-breusch-sungai\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/id\/tes-pagan-breusch-sungai\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/id\/tes-pagan-breusch-sungai\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/statorials.org\/id\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Cara melakukan tes breusch-pagan 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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