{"id":4570,"date":"2023-07-10T00:44:39","date_gmt":"2023-07-10T00:44:39","guid":{"rendered":"https:\/\/statorials.org\/id\/kurtosis-asimetri-di-sas\/"},"modified":"2023-07-10T00:44:39","modified_gmt":"2023-07-10T00:44:39","slug":"kurtosis-asimetri-di-sas","status":"publish","type":"post","link":"https:\/\/statorials.org\/id\/kurtosis-asimetri-di-sas\/","title":{"rendered":"Cara menghitung skewness &amp; kurtosis di sas"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Dalam statistik, <strong>skewness<\/strong> dan <strong>kurtosis<\/strong> adalah dua cara untuk mengukur bentuk suatu distribusi.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Skewness<\/strong> mengukur asimetri suatu distribusi.<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">Kemiringan negatif menunjukkan bahwa ekor distribusi berada di sisi kiri.<\/span><\/li>\n<li> <span style=\"color: #000000;\">Kemiringan positif menunjukkan bahwa ekornya berada di sisi kanan distribusi.<\/span><\/li>\n<li> <span style=\"color: #000000;\">Nilai nol menunjukkan tidak adanya asimetri dalam distribusi, artinya distribusi tersebut simetris sempurna.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\"><strong>Kurtosis<\/strong> mengukur apakah suatu distribusi berekor berat atau ringan dibandingkan dengan distribusi normal .<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">Kurtosis distribusi normal adalah 0.<\/span><\/li>\n<li> <span style=\"color: #000000;\">Jika suatu distribusi tertentu mempunyai kurtosis kurang dari 0, maka dikatakan distribusi tersebut <em>playkurtic<\/em> , artinya distribusi tersebut cenderung menghasilkan outlier yang lebih sedikit dan tidak ekstrim dibandingkan distribusi normal.<\/span><\/li>\n<li> <span style=\"color: #000000;\">Jika suatu distribusi mempunyai kurtosis lebih besar dari 0 maka dikatakan <em>leptokurtik<\/em> , artinya cenderung menghasilkan lebih banyak outlier dibandingkan distribusi normal.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Untuk menghitung skewness dan kurtosis variabel di SAS, Anda dapat menggunakan pernyataan <strong>SKEWNESS<\/strong> dan <strong>KURTOSIS<\/strong> di <strong>PROC MEANS<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Contoh berikut menunjukkan cara menggunakan instruksi ini dalam praktik.<\/span><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Contoh: Menghitung Skewness dan Kurtosis di SAS<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Misalkan kita memiliki kumpulan data berikut di SAS yang berisi informasi tentang berbagai pemain bola basket:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\">\/*create dataset*\/\n<\/span><span style=\"color: #800080;\">data<\/span> my_data;\n    <span style=\"color: #3366ff;\">input<\/span> team $points assists;\n    <span style=\"color: #3366ff;\">datalines<\/span> ;\nAt 10 2\nAt 17 5\nAt 17 6\nAt 18 3\nAt 15 0\nB 10 2\nB 14 5\nB 13 4\nB 29 0\nB 25 2\nC 12 1\nC 30 1\nC 34 3\nC 12 4\nC 11 7\n;\n<span style=\"color: #800080;\">run<\/span> ;\n\n<span style=\"color: #008000;\">\/*view dataset*\/\n<\/span><span style=\"color: #800080;\">proc print<\/span> <span style=\"color: #3366ff;\">data<\/span> =my_data;<\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-33383 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/desc1.jpg\" alt=\"\" width=\"212\" height=\"405\" srcset=\"\" sizes=\"\"><\/p>\n<p> <span style=\"color: #000000;\">Kita dapat menggunakan <strong>PROC MEANS<\/strong> dengan pernyataan <strong>SKEWNESS<\/strong> dan <strong>KURTOSIS<\/strong> untuk menghitung skewness dan kurtosis setiap variabel numerik dalam kumpulan data:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #008000;\">\/*calculate skewness and kurtosis for each numeric variable*\/\n<\/span><span style=\"color: #800080;\">proc means<\/span> <span style=\"color: #3366ff;\">data<\/span> =my_data <span style=\"color: #3366ff;\">SKEWNESS<\/span> <span style=\"color: #3366ff;\">KURTOSIS<\/span> ;\n<span style=\"color: #800080;\">run<\/span> ;<\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-35684 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/sk1.png\" alt=\"\" width=\"261\" height=\"118\" srcset=\"\" sizes=\"\"><\/p>\n<p> <span style=\"color: #000000;\">Tabel keluaran menampilkan nilai skewness dan kurtosis untuk setiap variabel numerik dalam dataset:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>(1) poin<\/strong><\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">Variabel points memiliki <strong>skewness<\/strong> sebesar <strong>1.009<\/strong> . Karena nilai ini lebih besar dari 0, berarti ekornya berada di sisi kanan distribusi.<\/span><\/li>\n<li> <span style=\"color: #000000;\">Variabel poin memiliki <strong>kurtosis<\/strong> sebesar <strong>-0.299<\/strong> . Karena nilai ini kurang dari 0, berarti distribusi tersebut memiliki outlier yang sedikit lebih sedikit dan nilai yang kurang ekstrem dibandingkan distribusi normal.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\"><strong>(2) bantuan<\/strong><\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">Variabel assist mempunyai <strong>skewness<\/strong> sebesar <strong>0.304<\/strong> . Karena nilai ini lebih besar dari 0, berarti ekornya berada di sisi kanan distribusi.<\/span><\/li>\n<li> <span style=\"color: #000000;\">Variabel support mempunyai <strong>kurtosis<\/strong> sebesar <strong>-0.782<\/strong> . Karena nilai ini kurang dari 0, berarti distribusi tersebut memiliki outlier yang lebih sedikit dan nilai yang tidak terlalu ekstrem dibandingkan distribusi normal.<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Untuk memvisualisasikan distribusi nilai setiap variabel numerik dalam kumpulan data, Anda dapat menggunakan <strong>PROC UNIVARIATE<\/strong> untuk membuat histogram untuk variabel titik dan bantuan:<\/span><\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <span style=\"color: #000000;\"><strong><span style=\"color: #008000;\">\/*create histograms for points and assists variables*\/\n<\/span><span style=\"color: #800080;\">proc univariate<\/span> <span style=\"color: #3366ff;\">data<\/span> =my_data;\n    <span style=\"color: #3366ff;\">var<\/span> points assists;\n    <span style=\"color: #3366ff;\">histogram<\/span> points assists;\n<span style=\"color: #800080;\">run<\/span> ;<\/strong><\/span><\/pre>\n<p> <span style=\"color: #000000;\">Ini menghasilkan histogram berikut untuk variabel <strong>poin<\/strong> :<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-35685 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/histo1.png\" alt=\"\" width=\"601\" height=\"451\" srcset=\"\" sizes=\"\"><\/p>\n<p> <span style=\"color: #000000;\">Dan berikut histogram untuk variabel <b>bantuannya<\/b> :<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-35686 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/histo2.png\" alt=\"\" width=\"593\" height=\"447\" srcset=\"\" sizes=\"\"><\/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 tugas umum lainnya di SAS:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/id\/statistik-deskriptif-di-sas\/\" target=\"_blank\" rel=\"noopener\">Cara menghitung statistik deskriptif di SAS<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/tabel-frekuensi-sas\/\" target=\"_blank\" rel=\"noopener\">Cara membuat tabel frekuensi di SAS<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/persentil-sas\/\" target=\"_blank\" rel=\"noopener\">Cara menghitung persentil di SAS<\/a><br \/> <a href=\"https:\/\/statorials.org\/id\/tabel-pivot-sas\/\" target=\"_blank\" rel=\"noopener\">Cara Membuat PivotTable di SAS<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Dalam statistik, skewness dan kurtosis adalah dua cara untuk mengukur bentuk suatu distribusi. Skewness mengukur asimetri suatu distribusi. Kemiringan negatif menunjukkan bahwa ekor distribusi berada di sisi kiri. Kemiringan positif menunjukkan bahwa ekornya berada di sisi kanan distribusi. Nilai nol menunjukkan tidak adanya asimetri dalam distribusi, artinya distribusi tersebut simetris sempurna. Kurtosis mengukur apakah suatu [&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 menghitung skewness dan kurtosis di SAS - Statorials<\/title>\n<meta name=\"description\" content=\"Tutorial ini menjelaskan cara menghitung skewness dan kurtosis variabel di SAS, dengan sebuah 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\/kurtosis-asimetri-di-sas\/\" \/>\n<meta property=\"og:locale\" content=\"id_ID\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Cara menghitung skewness dan kurtosis di SAS - Statorials\" \/>\n<meta property=\"og:description\" content=\"Tutorial ini menjelaskan cara menghitung skewness dan kurtosis variabel di SAS, dengan sebuah contoh.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/id\/kurtosis-asimetri-di-sas\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-10T00:44:39+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/desc1.jpg\" \/>\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\/kurtosis-asimetri-di-sas\/\",\"url\":\"https:\/\/statorials.org\/id\/kurtosis-asimetri-di-sas\/\",\"name\":\"Cara menghitung skewness dan kurtosis di SAS - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/id\/#website\"},\"datePublished\":\"2023-07-10T00:44:39+00:00\",\"dateModified\":\"2023-07-10T00:44:39+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/id\/#\/schema\/person\/3d17a1160dd2d052b7c78e502cb9ec81\"},\"description\":\"Tutorial ini menjelaskan cara menghitung skewness dan kurtosis variabel di SAS, dengan sebuah contoh.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/id\/kurtosis-asimetri-di-sas\/#breadcrumb\"},\"inLanguage\":\"id\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/id\/kurtosis-asimetri-di-sas\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/id\/kurtosis-asimetri-di-sas\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/statorials.org\/id\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Cara menghitung skewness &amp; kurtosis di sas\"}]},{\"@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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