{"id":4073,"date":"2023-07-13T18:54:14","date_gmt":"2023-07-13T18:54:14","guid":{"rendered":"https:\/\/statorials.org\/id\/simpangan-baku-panda-untuk-setiap-baris\/"},"modified":"2023-07-13T18:54:14","modified_gmt":"2023-07-13T18:54:14","slug":"simpangan-baku-panda-untuk-setiap-baris","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/simpangan-baku-panda-untuk-setiap-baris\/","title":{"rendered":"Pandas: cara menghitung simpangan baku untuk setiap baris"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Anda dapat menggunakan sintaks dasar berikut untuk menghitung standar deviasi nilai untuk setiap baris pandas DataFrame:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>df. <span style=\"color: #3366ff;\">std<\/span> (axis= <span style=\"color: #008000;\">1<\/span> , numeric_only= <span style=\"color: #008000;\">True<\/span> )\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Argumen <strong>axis=1<\/strong> memberitahu panda untuk melakukan penghitungan untuk setiap baris (bukan setiap kolom) dan <strong>numerik_only=True<\/strong> memberitahu panda untuk hanya mempertimbangkan kolom numerik saat melakukan penghitungan.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Contoh berikut menunjukkan cara menggunakan sintaksis ini dalam praktiknya.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Contoh: hitung simpangan baku untuk setiap baris di Pandas<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Misalkan kita memiliki pandas DataFrame berikut yang berisi informasi tentang poin yang dicetak oleh berbagai pemain bola basket selama empat pertandingan berbeda:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">import<\/span> pandas <span style=\"color: #008000;\">as<\/span> pd\n\n<span style=\"color: #008080;\">#createDataFrame<\/span>\ndf = pd. <span style=\"color: #3366ff;\">DataFrame<\/span> ({' <span style=\"color: #ff0000;\">player<\/span> ': ['A', 'B', 'C', 'D', 'E', 'F', 'G', 'H'],\n                   ' <span style=\"color: #ff0000;\">game1<\/span> ': [18, 22, 19, 14, 14, 11, 20, 28],\n                   ' <span style=\"color: #ff0000;\">game2<\/span> ': [5, 7, 7, 9, 12, 9, 9, 4],\n                   ' <span style=\"color: #ff0000;\">game3<\/span> ': [11, 8, 10, 6, 6, 5, 9, 12],\n                   ' <span style=\"color: #ff0000;\">game4<\/span> ': [9, 8, 8, 9, 14, 15, 10, 11]})\n                   \n<span style=\"color: #008080;\">#view DataFrame\n<\/span><span style=\"color: #008000;\">print<\/span> (df)\n\n  player game1 game2 game3 game4\n0 A 18 5 11 9\n1 B 22 7 8 8\n2 C 19 7 10 8\n3 D 14 9 6 9\n4 E 14 12 6 14\n5 F 11 9 5 15\n6 G 20 9 9 10\n7:28 4 12 11<\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\">Kita dapat menggunakan sintaks berikut untuk menghitung deviasi standar poin yang dicetak oleh setiap pemain:<\/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 standard deviation for each row\n<\/span>df. <span style=\"color: #3366ff;\">std<\/span> (axis= <span style=\"color: #008000;\">1<\/span> , numeric_only= <span style=\"color: #008000;\">True<\/span> )\n\n0 5.439056\n1 7.182154\n2 5.477226\n3 3.316625\n4 3.785939\n5 4.163332\n6 5.354126\n7 10.144785\ndtype:float64<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Berikut cara menafsirkan hasilnya:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">Standar deviasi poin yang dicetak pemain A adalah <strong>5,439<\/strong> .<\/span><\/li>\n<li> <span style=\"color: #000000;\">Standar deviasi poin yang dicetak pemain B adalah <strong>7,182<\/strong> .<\/span><\/li>\n<li> <span style=\"color: #000000;\">Standar deviasi poin yang dicetak pemain C adalah <strong>5,477<\/strong> .<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Dan seterusnya.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Perhatikan bahwa fungsi <strong>std()<\/strong> menghitung deviasi standar sampel secara default.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Jika Anda ingin menghitung simpangan baku populasi, Anda harus menggunakan argumen <strong>ddof=0<\/strong> :<\/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 population standard deviation for each row\n<\/span>df. <span style=\"color: #3366ff;\">std<\/span> (axis= <span style=\"color: #008000;\">1<\/span> , ddof= <span style=\"color: #008000;\">0<\/span> , numeric_only= <span style=\"color: #008000;\">True<\/span> )\n\n0 4.747351\n1 5.881366\n2 4.807037\n3 3.384910\n4 3.983518\n5 3.915150\n6 4.892772\n7 8.091179\ndtype:float64\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\"><strong>Terkait:<\/strong> <a href=\"https:\/\/statorials.org\/id\" target=\"_blank\" rel=\"noopener\">Populasi vs. Contoh Deviasi Standar: Kapan Menggunakan Masing-masing<\/a><\/span><\/p>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Untuk menetapkan nilai deviasi standar pada kolom baru, Anda dapat menggunakan sintaks berikut:<\/span><\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008080;\">#add new column to display standard deviation for each row\n<\/span>df[' <span style=\"color: #ff0000;\">std_points<\/span> '] = df. <span style=\"color: #3366ff;\">std<\/span> (axis= <span style=\"color: #008000;\">1<\/span> , numeric_only= <span style=\"color: #008000;\">True<\/span> )\n\n<span style=\"color: #008080;\">#view updated DataFrame\n<\/span><span style=\"color: #008000;\">print<\/span> (df)\n\n  player game1 game2 game3 game4 points_std\n0 A 18 5 11 9 5.439056\n1 B 22 7 8 8 7.182154\n2 C 19 7 10 8 5.477226\n3 D 14 9 6 9 3.316625\n4 E 14 12 6 14 3.785939\n5 F 11 9 5 15 4.163332\n6 G 20 9 9 10 5.354126\n7:28 AM 4 12 11 10.144785<\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\">Standar deviasi nilai setiap baris pada kolom <strong>game1<\/strong> , <strong>game2<\/strong> , <strong>game3<\/strong> dan <strong>game4<\/strong> kini ditampilkan pada kolom <strong>points_std<\/strong> .<\/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 operasi umum lainnya di panda:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/id\/kerangka-data-pandas-mendapatkan-baris-pertama\/\" target=\"_blank\" rel=\"noopener\">Cara mendapatkan baris pertama Pandas DataFrame<\/a><br \/><a href=\"https:\/\/statorials.org\/id\/panda-menjatuhkan-baris-pertama\/\" target=\"_blank\" rel=\"noopener\">Cara menghapus baris pertama di Pandas DataFrame<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/baris-penyisipan-panda\/\" target=\"_blank\" rel=\"noopener\">Cara menyisipkan baris ke dalam Pandas DataFrame<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Anda dapat menggunakan sintaks dasar berikut untuk menghitung standar deviasi nilai untuk setiap baris pandas DataFrame: df. std (axis= 1 , numeric_only= True ) Argumen axis=1 memberitahu panda untuk melakukan penghitungan untuk setiap baris (bukan setiap kolom) dan numerik_only=True memberitahu panda untuk hanya mempertimbangkan kolom numerik saat melakukan penghitungan. Contoh berikut menunjukkan cara menggunakan sintaksis [&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>Pandas: Cara menghitung simpangan baku untuk setiap baris - Statorial<\/title>\n<meta name=\"description\" content=\"Tutorial ini menjelaskan cara menghitung standar deviasi nilai setiap baris pandas DataFrame, 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\/simpangan-baku-panda-untuk-setiap-baris\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Pandas: Cara menghitung simpangan baku untuk setiap baris - Statorial\" \/>\n<meta property=\"og:description\" content=\"Tutorial ini menjelaskan cara menghitung standar deviasi nilai setiap baris pandas DataFrame, termasuk contohnya.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/id\/simpangan-baku-panda-untuk-setiap-baris\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-13T18:54:14+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\/simpangan-baku-panda-untuk-setiap-baris\/\",\"url\":\"https:\/\/statorials.org\/id\/simpangan-baku-panda-untuk-setiap-baris\/\",\"name\":\"Pandas: Cara menghitung simpangan baku untuk setiap baris - Statorial\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/id\/#website\"},\"datePublished\":\"2023-07-13T18:54:14+00:00\",\"dateModified\":\"2023-07-13T18:54:14+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\"},\"description\":\"Tutorial ini menjelaskan cara menghitung standar deviasi nilai setiap baris pandas DataFrame, termasuk contohnya.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/id\/simpangan-baku-panda-untuk-setiap-baris\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/id\/simpangan-baku-panda-untuk-setiap-baris\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/id\/simpangan-baku-panda-untuk-setiap-baris\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/statorials.org\/id\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Pandas: cara menghitung simpangan baku untuk setiap baris\"}]},{\"@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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