{"id":2051,"date":"2023-07-23T22:28:51","date_gmt":"2023-07-23T22:28:51","guid":{"rendered":"https:\/\/statorials.org\/id\/nilai_hitungan-panda\/"},"modified":"2023-07-23T22:28:51","modified_gmt":"2023-07-23T22:28:51","slug":"nilai_hitungan-panda","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/nilai_hitungan-panda\/","title":{"rendered":"Cara menggunakan fungsi pandas value_counts() (dengan contoh)"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Anda dapat menggunakan fungsi <strong>value_counts()<\/strong> untuk menghitung frekuensi nilai unik dalam rangkaian pandas.<\/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>my_series. <span style=\"color: #3366ff;\">value_counts<\/span> ()\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Contoh berikut menunjukkan cara menggunakan sintaksis ini dalam praktiknya.<\/span><\/p>\n<h3> <strong><span style=\"color: #000000;\"><span style=\"color: #000000;\">Contoh 1: Hitung frekuensi nilai unik<\/span><\/span><\/strong><\/h3>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara menghitung kemunculan nilai unik dalam rangkaian pandas:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\">import<\/span> pandas <span style=\"color: #008000;\">as<\/span> pd\n\n<span style=\"color: #008080;\">#create pandas Series\n<\/span>my_series = pd. <span style=\"color: #3366ff;\">Series<\/span> ([3, 3, 3, 3, 4, 4, 7, 7, 8, 9])\n\n<span style=\"color: #008080;\">#count occurrences of unique values in Series\n<\/span>my_series. <span style=\"color: #3366ff;\">value_counts<\/span> ()\n\n3 4\n4 2\n7 2\n8 1\n9 1\ndtype: int64<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Ini memberitahu kita:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">Nilai 3 muncul <strong>4<\/strong> kali.<\/span><\/li>\n<li> <span style=\"color: #000000;\">Nilai 4 muncul <strong>dua kali<\/strong> .<\/span><\/li>\n<li> <span style=\"color: #000000;\">Nilai 7 muncul <strong>dua kali<\/strong> .<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Dan seterusnya.<\/span><\/p>\n<h3> <strong><span style=\"color: #000000;\">Contoh 2: Hitung frekuensi nilai unik (termasuk NaN)<\/span><\/strong><\/h3>\n<p> <span style=\"color: #000000;\">Secara default, fungsi <strong>value_counts()<\/strong> tidak menampilkan frekuensi nilai NaN.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Namun, Anda dapat menggunakan argumen <strong>dropna<\/strong> untuk menampilkan frekuensi nilai NaN:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\">import<\/span> pandas <span style=\"color: #008000;\">as<\/span> pd\n<span style=\"color: #008000;\">import<\/span> numpy <span style=\"color: #008000;\">as<\/span> np\n\n<span style=\"color: #008080;\">#create pandas Series with some NaN values\n<\/span>my_series = pd. <span style=\"color: #3366ff;\">Series<\/span> ([3, 3, 3, 3, 4, 4, 7, 7, 8, 9, np.nan, np.nan])\n\n<span style=\"color: #008080;\">#count occurrences of unique values in Series, including NaNs\n<\/span>my_series. <span style=\"color: #3366ff;\">value_counts<\/span> (dropna= <span style=\"color: #008000;\">False<\/span> )\n\n3.0 4\n4.0 2\n7.0 2\nNaN2\n8.0 1\n9.0 1\ndtype: int64<\/strong><\/pre>\n<h3> <span style=\"color: #000000;\"><strong>Contoh 3: Hitung frekuensi relatif dari nilai unik<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara menggunakan argumen <strong>normalisasi<\/strong> untuk menghitung frekuensi relatif nilai unik dalam rangkaian pandas:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\">import<\/span> pandas <span style=\"color: #008000;\">as<\/span> pd\n\n<span style=\"color: #008080;\">#create pandas Series\n<\/span>my_series = pd. <span style=\"color: #3366ff;\">Series<\/span> ([3, 3, 3, 3, 4, 4, 7, 7, 8, 9])\n\n<span style=\"color: #008080;\">#count occurrences of unique values in Series\n<\/span>my_series. <span style=\"color: #3366ff;\">value_counts<\/span> (normalize= <span style=\"color: #008000;\">True<\/span> )\n\n3 0.4\n4 0.2\n7 0.2\n8 0.1\n9 0.1\ndtype:float64<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Ini memberitahu kita:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">Nilai 3 mewakili <strong>40%<\/strong> dari seluruh nilai dalam rangkaian tersebut.<\/span><\/li>\n<li> <span style=\"color: #000000;\">Nilai 4 mewakili <strong>20%<\/strong> dari seluruh nilai dalam rangkaian tersebut.<\/span><\/li>\n<li> <span style=\"color: #000000;\">Nilai 7 mewakili <strong>20%<\/strong> dari seluruh nilai dalam rangkaian tersebut.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Dan seterusnya.<\/span><\/p>\n<h3> <strong>Contoh 4: Menghitung frekuensi dalam bin<\/strong><\/h3>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan cara menggunakan argumen <strong>bins<\/strong> untuk menghitung frekuensi nilai dalam rangkaian pandas yang termasuk dalam bins dengan ukuran yang sama:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\">import<\/span> pandas <span style=\"color: #008000;\">as<\/span> pd\n\n<span style=\"color: #008080;\">#create pandas Series\n<\/span>my_series = pd. <span style=\"color: #3366ff;\">Series<\/span> ([3, 3, 3, 3, 4, 4, 7, 7, 8, 9])\n\n<span style=\"color: #008080;\">#count occurrences of unique values in Series\n<\/span>my_series. <span style=\"color: #3366ff;\">value_counts<\/span> (bins= <span style=\"color: #008000;\">3<\/span> )\n\n(3.0, 5.0] 6\n(5.0, 7.0] 2\n(7.0, 9.0] 2\ndtype: int64\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Ini memberitahu kita:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">Ada <strong>6<\/strong> nilai antara 3 dan 5.<\/span><\/li>\n<li> <span style=\"color: #000000;\">Ada <strong>2<\/strong> nilai antara 5 dan 7.<\/span><\/li>\n<li> <span style=\"color: #000000;\">Ada <strong>2<\/strong> nilai antara 7 dan 9.<\/span><\/li>\n<\/ul>\n<h3> <strong><span style=\"color: #000000;\">Contoh 5: Hitung frekuensi nilai di Pandas DataFrame<\/span><\/strong><\/h3>\n<p> <span style=\"color: #000000;\">Kita juga dapat menggunakan fungsi <strong>value_counts()<\/strong> untuk menghitung frekuensi nilai unik di kolom tertentu dari pandas DataFrame:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\">import<\/span> pandas <span style=\"color: #008000;\">as<\/span> pd\n\n<span style=\"color: #008080;\">#createDataFrame\n<\/span>df = pd. <span style=\"color: #3366ff;\">DataFrame<\/span> ({' <span style=\"color: #ff0000;\">points<\/span> ': [9, 9, 9, 10, 10, 13, 15, 22],\n                   ' <span style=\"color: #ff0000;\">assists<\/span> ': [5, 7, 7, 9, 12, 9, 9, 4],\n                   ' <span style=\"color: #ff0000;\">rebounds<\/span> ': [11, 8, 10, 6, 6, 5, 9, 12]})\n<span style=\"color: #008080;\">#count occurrences of unique values in 'points' column\n<\/span>df[' <span style=\"color: #ff0000;\">points<\/span> ']. <span style=\"color: #3366ff;\">value_counts<\/span> ()\n\n9 3\n10 2\n13 1\n15 1\n22 1\nName: points, dtype: int64<\/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 menggunakan fungsi umum lainnya di panda:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/id\/panda-menggambarkan\/\" target=\"_blank\" rel=\"noopener\">Cara menggunakan fungsi deskripsikan() di Pandas<\/a><br \/> Cara menghitung jumlah baris di Pandas<br \/> <a href=\"https:\/\/statorials.org\/id\/kelompok-panda-berdasarkan-nomor\/\" target=\"_blank\" rel=\"noopener\">Cara menghitung penampakan kelompok pada panda<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Anda dapat menggunakan fungsi value_counts() untuk menghitung frekuensi nilai unik dalam rangkaian pandas. Fungsi ini menggunakan sintaks dasar berikut: my_series. value_counts () Contoh berikut menunjukkan cara menggunakan sintaksis ini dalam praktiknya. Contoh 1: Hitung frekuensi nilai unik Kode berikut menunjukkan cara menghitung kemunculan nilai unik dalam rangkaian pandas: import pandas as pd #create pandas Series [&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 fungsi Pandas value_counts() (dengan contoh) \u2013 Statologi<\/title>\n<meta name=\"description\" content=\"Tutorial ini menjelaskan cara menggunakan fungsi value_counts() di panda, 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\/nilai_hitungan-panda\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cara menggunakan fungsi Pandas value_counts() (dengan contoh) \u2013 Statologi\" \/>\n<meta property=\"og:description\" content=\"Tutorial ini menjelaskan cara menggunakan fungsi value_counts() di panda, dengan beberapa contoh.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/id\/nilai_hitungan-panda\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-23T22:28:51+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\/nilai_hitungan-panda\/\",\"url\":\"https:\/\/statorials.org\/id\/nilai_hitungan-panda\/\",\"name\":\"Cara menggunakan fungsi Pandas value_counts() (dengan contoh) \u2013 Statologi\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/id\/#website\"},\"datePublished\":\"2023-07-23T22:28:51+00:00\",\"dateModified\":\"2023-07-23T22:28:51+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\"},\"description\":\"Tutorial ini menjelaskan cara menggunakan fungsi value_counts() di panda, dengan beberapa contoh.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/id\/nilai_hitungan-panda\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/id\/nilai_hitungan-panda\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/id\/nilai_hitungan-panda\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/statorials.org\/id\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Cara menggunakan fungsi pandas value_counts() (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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