{"id":3204,"date":"2023-07-18T17:03:26","date_gmt":"2023-07-18T17:03:26","guid":{"rendered":"https:\/\/statorials.org\/id\/rata-rata-numpy-vs-rata-rata\/"},"modified":"2023-07-18T17:03:26","modified_gmt":"2023-07-18T17:03:26","slug":"rata-rata-numpy-vs-rata-rata","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/rata-rata-numpy-vs-rata-rata\/","title":{"rendered":"Numpy mean() vs rata-rata(): apa bedanya?"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\"><span style=\"color: #000000;\">Anda dapat menggunakan fungsi <strong>np.mean()<\/strong> atau <strong>np.average()<\/strong> untuk menghitung nilai rata-rata array dengan Python.<\/span><\/span><\/p>\n<p> <span style=\"color: #000000;\">Inilah perbedaan halus antara kedua fungsi tersebut:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\"><b>np.mean<\/b> selalu menghitung mean aritmatika.<\/span><\/li>\n<li> <span style=\"color: #000000;\"><b>np.average<\/b> memiliki parameter <strong>bobot<\/strong> opsional yang dapat digunakan untuk menghitung rata-rata tertimbang.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Contoh berikut menunjukkan cara menggunakan setiap fungsi dalam praktik.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Contoh 1: Gunakan np.mean() dan np.average() tanpa bobot<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Misalkan kita memiliki tabel berikut dengan Python yang berisi tujuh nilai:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#create array of values\n<\/span>data = [1, 4, 5, 7, 8, 8, 10]\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Kita dapat menggunakan <b>np.mean()<\/b> dan <strong>np.average()<\/strong> untuk menghitung nilai rata-rata array ini:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008000;\">import<\/span> numpy <span style=\"color: #008000;\">as<\/span> np\n\n<\/span>#calculate average value of array\n<span style=\"color: #000000;\">n.p. <span style=\"color: #3366ff;\">mean<\/span> (data)\n\n6.142857142857143<\/span>\n\n#calculate average value of array\n<span style=\"color: #000000;\">n.p. <span style=\"color: #3366ff;\">average<\/span> (data)<\/span>\n\n<span style=\"color: #000000;\">6.142857142857143<\/span>\n<\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Kedua fungsi mengembalikan nilai yang persis sama.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Kedua fungsi tersebut menggunakan rumus berikut untuk menghitung rata-rata:<\/span><\/p>\n<p> <span style=\"color: #000000;\">Rata-rata = (1 + 4 + 5 + 7 + 8 + 8 + 10) \/ 7 = <strong>6.142857<\/strong> \u2026<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Contoh 2: Gunakan np.average() dengan bobot<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Mari kita asumsikan lagi bahwa kita memiliki array berikut di Python yang berisi tujuh nilai:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008080;\">#create array of values\n<\/span>data = [1, 4, 5, 7, 8, 8, 10]\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Kita dapat menggunakan <strong>np.average()<\/strong> untuk menghitung rata-rata tertimbang untuk array ini dengan memberikan daftar nilai pada parameter <strong>bobot<\/strong> :<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008080;\"><span style=\"color: #000000;\"><span style=\"color: #008000;\">import<\/span> numpy <span style=\"color: #008000;\">as<\/span> np\n\n<\/span>#calculate weighted average of array\n<span style=\"color: #000000;\">n.p. <span style=\"color: #3366ff;\">average<\/span> (data, weights=(.1, .2, .4, .05, .05, .1, .1))<\/span>\n\n<span style=\"color: #000000;\">5.45\n<\/span><\/span><\/strong><\/pre>\n<p> <span style=\"color: #000000;\">Rata-rata tertimbangnya ternyata <strong>5,45<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Berikut rumus yang digunakan <strong>np.average()<\/strong> untuk menghitung nilai ini:<\/span><\/p>\n<p> <span style=\"color: #000000;\">Rata-rata tertimbang = 1*.1 + 4*.2 + 5*.4 + 7*.05 + 8*.05 + 8*.1 + 10*.1 = <strong>5.45<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Perhatikan bahwa kita tidak dapat menggunakan <strong>np.mean()<\/strong> untuk melakukan penghitungan ini karena fungsi ini tidak memiliki parameter <strong>bobot<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Lihat dokumentasi NumPy untuk penjelasan lengkap tentang fungsi <a href=\"https:\/\/numpy.org\/doc\/stable\/reference\/generated\/numpy.mean.html\" target=\"_blank\" rel=\"noopener\">np.mean()<\/a> dan <a href=\"https:\/\/numpy.org\/doc\/stable\/reference\/generated\/numpy.average.html#\" target=\"_blank\" rel=\"noopener\">np.average()<\/a> .<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Sumber daya tambahan<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Tutorial berikut menjelaskan cara menghitung nilai rata-rata lainnya dengan Python:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/id\/python-rata-rata-bergerak\/\" target=\"_blank\" rel=\"noopener\">Cara Menghitung Rata-Rata Pergerakan dengan Python<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/rata-rata-kumulatif-python\/\" target=\"_blank\" rel=\"noopener\">Cara Menghitung Rata-Rata Kumulatif dengan Python<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Anda dapat menggunakan fungsi np.mean() atau np.average() untuk menghitung nilai rata-rata array dengan Python. Inilah perbedaan halus antara kedua fungsi tersebut: np.mean selalu menghitung mean aritmatika. np.average memiliki parameter bobot opsional yang dapat digunakan untuk menghitung rata-rata tertimbang. Contoh berikut menunjukkan cara menggunakan setiap fungsi dalam praktik. Contoh 1: Gunakan np.mean() dan np.average() tanpa bobot [&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>NumPy Mean() vs Rata-rata(): apa bedanya? - Statorial<\/title>\n<meta name=\"description\" content=\"Tutorial ini menjelaskan perbedaan antara fungsi NumPy Mean() dan Average(), 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\/rata-rata-numpy-vs-rata-rata\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"NumPy Mean() vs Rata-rata(): apa bedanya? - Statorial\" \/>\n<meta property=\"og:description\" content=\"Tutorial ini menjelaskan perbedaan antara fungsi NumPy Mean() dan Average(), termasuk contohnya.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/id\/rata-rata-numpy-vs-rata-rata\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-18T17:03:26+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=\"1 menit\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/id\/rata-rata-numpy-vs-rata-rata\/\",\"url\":\"https:\/\/statorials.org\/id\/rata-rata-numpy-vs-rata-rata\/\",\"name\":\"NumPy Mean() vs Rata-rata(): apa bedanya? - Statorial\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/id\/#website\"},\"datePublished\":\"2023-07-18T17:03:26+00:00\",\"dateModified\":\"2023-07-18T17:03:26+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\"},\"description\":\"Tutorial ini menjelaskan perbedaan antara fungsi NumPy Mean() dan Average(), termasuk contohnya.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/id\/rata-rata-numpy-vs-rata-rata\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/id\/rata-rata-numpy-vs-rata-rata\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/id\/rata-rata-numpy-vs-rata-rata\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/statorials.org\/id\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Numpy mean() vs rata-rata(): 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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