{"id":461,"date":"2023-07-29T20:18:10","date_gmt":"2023-07-29T20:18:10","guid":{"rendered":"https:\/\/statorials.org\/id\/dbinom-pbinom-qbinom-rbinom-di-r\/"},"modified":"2023-07-29T20:18:10","modified_gmt":"2023-07-29T20:18:10","slug":"dbinom-pbinom-qbinom-rbinom-di-r","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/dbinom-pbinom-qbinom-rbinom-di-r\/","title":{"rendered":"Panduan untuk dbinom, pbinom, qbinom dan rbinom di r"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Tutorial ini menjelaskan cara menggunakan <a href=\"https:\/\/statorials.org\/id\/distribusi-binomial-1\/\" target=\"_blank\" rel=\"noopener\">distribusi binomial<\/a> di R menggunakan fungsi <strong>dbinom<\/strong> , <strong>pbinom<\/strong> , <strong>qbinom<\/strong> , dan <strong>rbinom<\/strong> .<\/span><\/p>\n<h2> <strong><span style=\"color: #000000;\">dbinom<\/span><\/strong><\/h2>\n<p> <span style=\"color: #000000;\">Fungsi <b>dbinom<\/b> mengembalikan nilai fungsi kepadatan probabilitas (pdf) dari distribusi binomial yang diberikan beberapa variabel acak <em>x<\/em> , jumlah percobaan (ukuran), dan probabilitas keberhasilan pada setiap percobaan (prob). Sintaks penggunaan dbinom adalah sebagai berikut:<\/span><\/p>\n<p style=\"text-align: center;\"> <strong><span style=\"color: #000000;\">dbinom(x, ukuran, masalah)<\/span><\/strong><\/p>\n<p> <span style=\"color: #000000;\">Secara sederhana, <b>dbinom<\/b> menemukan probabilitas mendapatkan sejumlah tertentu <em>&nbsp;<\/em> keberhasilan <strong>(x)<\/strong> dalam sejumlah percobaan <strong>(size)<\/strong> dimana probabilitas keberhasilan pada setiap percobaan adalah tetap <strong>(prob)<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Contoh berikut mengilustrasikan cara menyelesaikan beberapa pertanyaan probabilitas menggunakan dbinom.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Contoh 1:<\/strong> <em>Bob melakukan 60% percobaan lemparan bebasnya. Jika dia melakukan 12 lemparan bebas, berapakah peluang dia berhasil tepat 10 lemparan bebas?<\/em><\/span><\/p>\n<pre style=\"background-color: #e5e5e5; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#find the probability of 10 successes during 12 trials where the probability of\n#success on each trial is 0.6<\/span>\ndbinom(x=10, size=12, prob=.6)\n#[1]0.06385228\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Peluang terambilnya tepat 10 tembakan adalah <strong>0,0639<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Contoh 2:<\/strong> <em>Sasha melempar koin sebanyak 20 kali. Berapa peluang koin tersebut mendarat tepat 7 gambar?<\/em><\/span><\/p>\n<pre style=\"background-color: #e5e5e5; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#find the probability of 7 successes during 20 trials where the probability of\n#success on each trial is 0.5\n<\/span>dbinom(x=7, size=20, prob=.5)\n#[1]0.07392883\n<\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Peluang munculnya koin tepat sebanyak 7 kali adalah <strong>0,0739<\/strong> .<\/span><\/p>\n<h2> <strong><span style=\"color: #000000;\">pbinom<\/span><\/strong><\/h2>\n<p> <span style=\"color: #000000;\">Fungsi <b>pbinom<\/b> mengembalikan nilai fungsi kepadatan kumulatif (cdf) dari distribusi binomial dengan adanya variabel acak tertentu <em>q<\/em> , jumlah percobaan (ukuran) dan probabilitas keberhasilan pada setiap percobaan (prob). Sintaks penggunaan pbinom adalah sebagai berikut:<\/span><\/p>\n<p style=\"text-align: center;\"> <strong><span style=\"color: #000000;\">pbinom(q, ukuran, masalah)<\/span><\/strong><\/p>\n<p> <span style=\"color: #000000;\">Secara sederhana, <b>pbinom<\/b> mengembalikan luas di sebelah kiri nilai <em>q<\/em> tertentu <em>&nbsp;<\/em> dalam distribusi binomial. Jika Anda tertarik pada area di sebelah kanan nilai <em>q<\/em> tertentu, Anda cukup menambahkan argumen <strong>lower.tail = FALSE<\/strong><\/span><\/p>\n<p style=\"text-align: center;\"> <strong><span style=\"color: #000000;\">pbinom(q, ukuran, prob, lower.tail = FALSE)<\/span><\/strong><\/p>\n<p> <span style=\"color: #000000;\">Contoh berikut mengilustrasikan cara menyelesaikan beberapa pertanyaan probabilitas menggunakan pbinom.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Contoh 1:<\/strong> <em>Ando melempar sebuah koin sebanyak 5 kali. Berapa peluang munculnya koin lebih dari dua kali?<\/em><\/span><\/p>\n<pre style=\"background-color: #e5e5e5; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#find the probability of more than 2 successes during 5 trials where the\n#probability of success on each trial is 0.5<\/span>\npbinom(2, size=5, prob=.5, lower.tail=FALSE)\n# <span style=\"color: #008080;\"><span style=\"color: #000000;\">[1] 0.5<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Peluang munculnya koin lebih dari dua kali adalah <strong>0,5<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Contoh 2:<\/strong> <em>Katakanlah Tyler mendapat strike pada 30% percobaannya saat dia bermain. Jika dia bermain 10 kali, berapa peluang dia mendapat 4 pukulan atau kurang?<\/em><\/span><\/p>\n<pre style=\"background-color: #e5e5e5; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#find the probability of 4 or fewer successes during 10 trials where the\n#probability of success on each trial is 0.3<\/span>\npbinom(4, size=10, prob=.3)\n# <span style=\"color: #008080;\"><span style=\"color: #000000;\">[1]0.8497317<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Peluang dia mencetak 4 pukulan atau kurang adalah <strong>0,8497<\/strong> .<\/span><\/p>\n<h2> <strong><span style=\"color: #000000;\">qbinom<\/span><\/strong><\/h2>\n<p> <span style=\"color: #000000;\">Fungsi <b>qbinom<\/b> mengembalikan nilai fungsi kepadatan kumulatif terbalik (cdf) dari distribusi binomial dengan adanya variabel acak tertentu <em>q<\/em> , jumlah percobaan (ukuran) dan probabilitas keberhasilan setiap percobaan (prob). Sintaks penggunaan qbinom adalah sebagai berikut:<\/span><\/p>\n<p style=\"text-align: center;\"> <strong><span style=\"color: #000000;\">qbinom(q, ukuran, masalah)<\/span><\/strong><\/p>\n<p> <span style=\"color: #000000;\">Secara sederhana, Anda dapat menggunakan <strong>qbinom<\/strong> untuk mengetahui kuantil <sup>ke-p<\/sup> dari distribusi binomial.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan beberapa contoh tindakan <b>qbinom<\/b> :<\/span><\/p>\n<pre style=\"background-color: #e5e5e5; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#find the 10th quantile of a binomial distribution with 10 trials and prob\n#of success on each trial = 0.4\n<\/span>qbinom(.10, size=10, prob=.4)\n# [1] 2\n\n<span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#find the 40th quantile of a binomial distribution with 30 trials and prob\n#of success on each trial = 0.25<\/span>\nqbinom(.40, size=30, prob=.25)\n# [1] 7\n<\/span><\/span><\/strong><\/pre>\n<h2> <strong><span style=\"color: #000000;\">rbinom<\/span><\/strong><\/h2>\n<p> <span style=\"color: #000000;\">Fungsi <b>rbinom<\/b> menghasilkan vektor variabel acak terdistribusi binomial dengan panjang vektor <em>n<\/em> , jumlah percobaan (ukuran) dan probabilitas keberhasilan pada setiap percobaan (prob). Sintaks penggunaan rbinom adalah sebagai berikut:<\/span><\/p>\n<p style=\"text-align: center;\"> <strong><span style=\"color: #000000;\">rbinom(n, ukuran, masalah)<\/span><\/strong><\/p>\n<p> <span style=\"color: #000000;\">Kode berikut menunjukkan beberapa contoh tindakan <strong>rnorm<\/strong> :<\/span><\/p>\n<pre style=\"background-color: #e5e5e5; font-size: 15px;\"> <strong><span style=\"color: #008080;\">#generate a vector that shows the number of successes of 10 binomial experiments with\n#100 trials where the probability of success on each trial is 0.3.\n<\/span>results &lt;- rbinom(10, size=100, prob=.3)\nresults\n# [1] 31 29 28 30 35 30 27 39 30 28\n\n<span style=\"color: #008080;\">#find mean number of successes in the 10 experiments (compared to expected<\/span>\n<span style=\"color: #008080;\">#mean of 30)<\/span><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #000000;\">\nmean(results)\n# [1] 32.8\n\n<\/span><span style=\"color: #008080;\">#generate a vector that shows the number of successes of 1000 binomial experiments\n#with 100 trials where the probability of success on each trial is 0.3.\n<span style=\"color: #000000;\">results &lt;- rbinom(1000, size=100, prob=.3)<\/span>\n\n#find mean number of successes in the 100 experiments (compared to expected\n#mean of 30)\n<span style=\"color: #000000;\">mean(results)<\/span>\n<span style=\"color: #000000;\"># [1] 30.105\n<\/span><\/span><\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Perhatikan bahwa semakin banyak variabel acak yang kita buat, semakin dekat rata-rata jumlah keberhasilan dengan jumlah keberhasilan yang diharapkan.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><em>Catatan: \u201cJumlah keberhasilan yang diharapkan\u201d = <strong>n<\/strong> * <strong>p<\/strong> dimana <strong>n<\/strong> adalah jumlah percobaan dan <strong>p<\/strong> adalah probabilitas keberhasilan setiap percobaan.<\/em><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Tutorial ini menjelaskan cara menggunakan distribusi binomial di R menggunakan fungsi dbinom , pbinom , qbinom , dan rbinom . dbinom Fungsi dbinom mengembalikan nilai fungsi kepadatan probabilitas (pdf) dari distribusi binomial yang diberikan beberapa variabel acak x , jumlah percobaan (ukuran), dan probabilitas keberhasilan pada setiap percobaan (prob). Sintaks penggunaan dbinom adalah sebagai berikut: [&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>Panduan untuk dbinom, pbinom, qbinom dan rbinom di R - Statorials<\/title>\n<meta name=\"description\" content=\"Panduan sederhana tentang fungsi dbinom, pbinom, qbinom, dan rbinom di R.\" \/>\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\/dbinom-pbinom-qbinom-rbinom-di-r\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Panduan untuk dbinom, pbinom, qbinom dan rbinom di R - Statorials\" \/>\n<meta property=\"og:description\" content=\"Panduan sederhana tentang fungsi dbinom, pbinom, qbinom, dan rbinom di R.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/id\/dbinom-pbinom-qbinom-rbinom-di-r\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-29T20:18:10+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=\"3 menit\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/id\/dbinom-pbinom-qbinom-rbinom-di-r\/\",\"url\":\"https:\/\/statorials.org\/id\/dbinom-pbinom-qbinom-rbinom-di-r\/\",\"name\":\"Panduan untuk dbinom, pbinom, qbinom dan rbinom di R - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/id\/#website\"},\"datePublished\":\"2023-07-29T20:18:10+00:00\",\"dateModified\":\"2023-07-29T20:18:10+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\"},\"description\":\"Panduan sederhana tentang fungsi dbinom, pbinom, qbinom, dan rbinom di R.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/id\/dbinom-pbinom-qbinom-rbinom-di-r\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/id\/dbinom-pbinom-qbinom-rbinom-di-r\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/id\/dbinom-pbinom-qbinom-rbinom-di-r\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/statorials.org\/id\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Panduan untuk dbinom, pbinom, qbinom dan rbinom 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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