{"id":1351,"date":"2023-07-26T18:27:09","date_gmt":"2023-07-26T18:27:09","guid":{"rendered":"https:\/\/statorials.org\/id\/bernoulli-vs-binomial\/"},"modified":"2023-07-26T18:27:09","modified_gmt":"2023-07-26T18:27:09","slug":"bernoulli-vs-binomial","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/bernoulli-vs-binomial\/","title":{"rendered":"Distribusi bernoulli dan distribusi binomial: apa bedanya?"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Suatu variabel acak mengikuti <strong>distribusi Bernoulli<\/strong> jika hanya mempunyai dua kemungkinan hasil: 0 atau 1.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Misalnya kita melempar sebuah mata uang satu kali. Biarkan <em>hal<\/em> . Artinya peluang mendaratnya ekor adalah 1- <em>p<\/em> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Jadi, kita bisa menulis:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-13199 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/bernoulli1.png\" alt=\"Bernoulli pdf\" width=\"307\" height=\"91\" srcset=\"\" sizes=\"\"><\/p>\n<p> <span style=\"color: #000000;\">Dalam hal ini, variabel acak <em>X<\/em> mengikuti distribusi Bernoulli. Ini hanya dapat mengambil dua nilai yang mungkin.<\/span><\/p>\n<p> <strong><span style=\"color: #000000;\">Sekarang, jika kita melempar koin beberapa kali, jumlah variabel acak Bernoulli akan mengikuti distribusi binomial.<\/span><\/strong><\/p>\n<p> <span style=\"color: #000000;\">Misalnya, kita melempar sebuah koin sebanyak 5 kali dan ingin mengetahui peluang munculnya gambar sebanyak <em>k<\/em> kali. Sepertinya variabel <em>acak<\/em><\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-13211 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/bernoulli2-1.png\" alt=\"Bernoulli versus rekannya\" width=\"598\" height=\"559\" srcset=\"\" sizes=\"\"><\/p>\n<p> <span style=\"color: #000000;\">Jika suatu variabel acak <em>X<\/em> mengikuti distribusi binomial, maka peluang keberhasilan <em>X<\/em> = <em>k<\/em> dapat dicari dengan rumus berikut:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>P(X=k) = <sub>n<\/sub> C <sub>k<\/sub> * p <sup>k<\/sup> * (1-p) <sup>nk<\/sup><\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">Emas:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><strong>n:<\/strong> jumlah percobaan<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>k:<\/strong> jumlah keberhasilan<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong>p:<\/strong> probabilitas keberhasilan pada percobaan tertentu<\/span><\/li>\n<li> <span style=\"color: #000000;\"><strong><sub>n<\/sub> C <sub>k<\/sub> :<\/strong> banyaknya cara untuk memperoleh <em>k<\/em> keberhasilan dalam <em>n<\/em> percobaan<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Misalnya kita melempar sebuah koin sebanyak 3 kali. Kita dapat menggunakan rumus di atas untuk menentukan peluang munculnya 0 gambar dalam 3 kali lemparan berikut:<\/span><\/p>\n<p> <span style=\"color: #000000;\">P(X=0) = <sub>3<\/sub> C <sub>0<\/sub> * 0,5 <sup>0<\/sup> * (1-0,5) <sup>3-0<\/sup> = 1 * 1 * (0,5) <sup>3<\/sup> = <strong>0,125<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Jika <em>n<\/em> = 1 percobaan maka distribusi binomial ekuivalen dengan distribusi Bernoulli.<\/strong><\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Catatan penting<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Berikut beberapa catatan penting mengenai distribusi Bernoulli dan Binomial:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>1. Variabel acak yang mengikuti distribusi Bernoulli hanya dapat mengambil dua kemungkinan nilai, sedangkan variabel acak yang mengikuti distribusi binomial dapat mengambil beberapa nilai.<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">Misalnya, dalam satu kali pelemparan koin, kita akan mendapat 0 atau 1 kepala. Namun, dalam rangkaian 5 kali seri kita bisa mendapatkan 0, 1, 2, 3, 4 atau 5 kepala.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>2. Agar variabel acak mengikuti distribusi binomial, probabilitas &#8220;berhasil&#8221; dalam setiap percobaan Bernoulli harus sama dan independen.<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">Misalnya, jika kita mendefinisikan &#8220;sukses&#8221; sebagai pendaratan di kepala, maka peluang sukses pada setiap pelemparan adalah 0,5 dan setiap pelemparan bersifat independen \u2013 hasil pelemparan tidak mempengaruhi hasil pelemparan lainnya.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Sumber daya tambahan<\/strong><\/span><\/h3>\n<p> <a href=\"https:\/\/statorials.org\/id\/percobaan-binomial\/\" target=\"_blank\" rel=\"noopener\">Pengantar Eksperimen Binomial<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/distribusi-binomial-1\/\" target=\"_blank\" rel=\"noopener\">Pengenalan distribusi binomial<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/bentuk-distribusi-binomial\/\" target=\"_blank\" rel=\"noopener\">Memahami bentuk distribusi binomial<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Suatu variabel acak mengikuti distribusi Bernoulli jika hanya mempunyai dua kemungkinan hasil: 0 atau 1. Misalnya kita melempar sebuah mata uang satu kali. Biarkan hal . Artinya peluang mendaratnya ekor adalah 1- p . Jadi, kita bisa menulis: Dalam hal ini, variabel acak X mengikuti distribusi Bernoulli. Ini hanya dapat mengambil dua nilai yang mungkin. [&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>Distribusi Bernoulli dan Distribusi Binomial: Apa Bedanya?<\/title>\n<meta name=\"description\" content=\"Tutorial ini menjelaskan perbedaan distribusi Bernoulli dan distribusi binomial, beserta 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\/bernoulli-vs-binomial\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Distribusi Bernoulli dan Distribusi Binomial: Apa Bedanya?\" \/>\n<meta property=\"og:description\" content=\"Tutorial ini menjelaskan perbedaan distribusi Bernoulli dan distribusi binomial, beserta contohnya.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/id\/bernoulli-vs-binomial\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-26T18:27:09+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/bernoulli1.png\" \/>\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=\"1 menit\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/id\/bernoulli-vs-binomial\/\",\"url\":\"https:\/\/statorials.org\/id\/bernoulli-vs-binomial\/\",\"name\":\"Distribusi Bernoulli dan Distribusi Binomial: Apa Bedanya?\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/id\/#website\"},\"datePublished\":\"2023-07-26T18:27:09+00:00\",\"dateModified\":\"2023-07-26T18:27:09+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\"},\"description\":\"Tutorial ini menjelaskan perbedaan distribusi Bernoulli dan distribusi binomial, beserta contohnya.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/id\/bernoulli-vs-binomial\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/id\/bernoulli-vs-binomial\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/id\/bernoulli-vs-binomial\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/statorials.org\/id\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Distribusi bernoulli dan distribusi binomial: apa bedanya?\"}]},{\"@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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