{"id":1062,"date":"2023-07-27T19:32:36","date_gmt":"2023-07-27T19:32:36","guid":{"rendered":"https:\/\/statorials.org\/id\/kesalahan-standar-rata-rata-r\/"},"modified":"2023-07-27T19:32:36","modified_gmt":"2023-07-27T19:32:36","slug":"kesalahan-standar-rata-rata-r","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/kesalahan-standar-rata-rata-r\/","title":{"rendered":"Cara menghitung kesalahan standar mean di r"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\"><strong>Kesalahan standar mean<\/strong> adalah cara mengukur sebaran nilai dalam suatu kumpulan data. Ini dihitung sebagai berikut:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Kesalahan standar = s \/ \u221an<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">Emas:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>s<\/strong> : deviasi standar sampel<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>n<\/strong> : ukuran sampel<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Tutorial ini menjelaskan dua metode yang dapat Anda gunakan untuk menghitung kesalahan standar kumpulan data di R.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Metode 1: Gunakan perpustakaan Plotrix<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Cara pertama untuk menghitung kesalahan standar rata-rata adalah dengan menggunakan fungsi <a href=\"https:\/\/www.rdocumentation.org\/packages\/plotrix\/versions\/3.7-8\/topics\/std.error\" target=\"_blank\" rel=\"noopener noreferrer\">std.error()<\/a> bawaan perpustakaan Plotrix.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara menggunakan fungsi ini:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\">library<\/span> (plotrix)\n\n<span style=\"color: #008080;\">#define dataset<\/span>\ndata &lt;- c(3, 4, 4, 5, 7, 8, 12, 14, 14, 15, 17, 19, 22, 24, 24, 24, 25, 28, 28, 29)\n\n<span style=\"color: #008080;\">#calculate standard error of the mean<\/span> \n<span style=\"color: #000000;\">std.error(data)\n<\/span>\n2.001447<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Kesalahan standar rata-ratanya adalah <strong>2.001447<\/strong> .<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Metode 2: Tentukan fungsi Anda sendiri<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Cara lain untuk menghitung kesalahan standar rata-rata kumpulan data adalah dengan mendefinisikan fungsi Anda sendiri.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara melakukan ini:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#define standard error of mean function<\/span>\nstd.error &lt;- <span style=\"color: #008000;\">function<\/span> (x) sd(x)\/sqrt( <span style=\"color: #800080;\">length<\/span> (x))\n\n<span style=\"color: #008080;\">#define dataset<\/span>\ndata &lt;- c(3, 4, 4, 5, 7, 8, 12, 14, 14, 15, 17, 19, 22, 24, 24, 24, 25, 28, 28, 29)\n\n<span style=\"color: #008080;\">#calculate standard error of the mean<\/span> \nstd.error(data)\n\n2.001447<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Sekali lagi, kesalahan standar rata-ratanya adalah <strong>2.0014<\/strong> .<\/span><\/p>\n<h2> <strong>Bagaimana menafsirkan kesalahan standar dari mean<\/strong><\/h2>\n<p> <span style=\"color: #000000;\">Kesalahan standar mean hanyalah ukuran penyebaran nilai di sekitar mean.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Ada dua hal yang perlu diingat ketika menafsirkan kesalahan standar mean:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>1. Semakin besar kesalahan standar mean, maka nilai-nilai tersebut semakin tersebar di sekitar mean dalam suatu kumpulan data.<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">Untuk mengilustrasikannya, pertimbangkan jika kita mengubah nilai terakhir dari kumpulan data sebelumnya dengan angka yang jauh lebih besar:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#define dataset<\/span>\ndata &lt;- c(3, 4, 4, 5, 7, 8, 12, 14, 14, 15, 17, 19, 22, 24, 24, 24, 25, 28, <span style=\"color: #000000;\">28, 150)<\/span>\n\n<span style=\"color: #008080;\">#calculate standard error of the mean<\/span> \nstd.error(data)\n\n<span style=\"color: #000000;\">6.978265<\/span>\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Perhatikan bagaimana kesalahan standar meningkat dari <strong>2.001447<\/strong> menjadi <strong>6.978265<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Hal ini menunjukkan bahwa nilai-nilai pada dataset ini lebih tersebar disekitar mean dibandingkan dengan dataset sebelumnya.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>2. Dengan bertambahnya ukuran sampel, kesalahan standar mean cenderung menurun.<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">Untuk mengilustrasikannya, pertimbangkan kesalahan standar dari mean untuk dua kumpulan data berikut:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#define first dataset and find SEM<\/span>\ndata1 &lt;- c(1, 2, 3, 4, 5)\nstd.error(data1)\n\n0.7071068\n\n<span style=\"color: #008080;\">#define second dataset and find SEM<\/span>\ndata2 &lt;- c(1, 2, 3, 4, 5, 1, 2, 3, 4, 5)\nstd.error(data2)\n\n0.4714045\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Kumpulan data kedua hanyalah kumpulan data pertama yang diulang dua kali.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Jadi kedua kumpulan data memiliki mean yang sama tetapi kumpulan data kedua memiliki ukuran sampel yang lebih besar sehingga memiliki kesalahan standar yang lebih kecil.<\/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\/varians-di-r\/\" target=\"_blank\" rel=\"noopener\">Cara menghitung varians sampel dan populasi di R<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/varians-kelompok-r\/\" target=\"_blank\" rel=\"noopener\">Cara menghitung varians gabungan di R<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/koefisien-variasi-r\/\" target=\"_blank\" rel=\"noopener\">Cara menghitung koefisien variasi R<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Kesalahan standar mean adalah cara mengukur sebaran nilai dalam suatu kumpulan data. Ini dihitung sebagai berikut: Kesalahan standar = s \/ \u221an Emas: s : deviasi standar sampel n : ukuran sampel Tutorial ini menjelaskan dua metode yang dapat Anda gunakan untuk menghitung kesalahan standar kumpulan data di R. Metode 1: Gunakan perpustakaan Plotrix Cara [&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 menghitung kesalahan standar mean di R<\/title>\n<meta name=\"description\" content=\"Penjelasan sederhana tentang cara menghitung kesalahan standar mean dalam R untuk kumpulan data tertentu, termasuk contohnya.\" \/>\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\/kesalahan-standar-rata-rata-r\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cara menghitung kesalahan standar mean di R\" \/>\n<meta property=\"og:description\" content=\"Penjelasan sederhana tentang cara menghitung kesalahan standar mean dalam R untuk kumpulan data tertentu, termasuk contohnya.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/id\/kesalahan-standar-rata-rata-r\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-27T19:32:36+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\/kesalahan-standar-rata-rata-r\/\",\"url\":\"https:\/\/statorials.org\/id\/kesalahan-standar-rata-rata-r\/\",\"name\":\"Cara menghitung kesalahan standar mean di R\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/id\/#website\"},\"datePublished\":\"2023-07-27T19:32:36+00:00\",\"dateModified\":\"2023-07-27T19:32:36+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\"},\"description\":\"Penjelasan sederhana tentang cara menghitung kesalahan standar mean dalam R untuk kumpulan data tertentu, termasuk contohnya.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/id\/kesalahan-standar-rata-rata-r\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/id\/kesalahan-standar-rata-rata-r\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/id\/kesalahan-standar-rata-rata-r\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/statorials.org\/id\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Cara menghitung kesalahan standar mean 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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