{"id":10377,"date":"2022-04-18T10:52:10","date_gmt":"2022-04-18T03:52:10","guid":{"rendered":"https:\/\/binus.ac.id\/malang\/?p=10377"},"modified":"2022-04-18T10:52:10","modified_gmt":"2022-04-18T03:52:10","slug":"exploring-numerical-data","status":"publish","type":"post","link":"https:\/\/binus.ac.id\/malang\/2022\/04\/exploring-numerical-data\/","title":{"rendered":"Exploring Numerical Data"},"content":{"rendered":"<p><strong>Identifikasi Outlier Menggunakan Nilai Z\u00a0<\/strong><\/p>\n<p style=\"text-align: justify\"><span data-contrast=\"none\">Nilai<\/span><span data-contrast=\"none\"> Z adalah perbedaan antara nilai <\/span><span data-contrast=\"none\">data<\/span><span data-contrast=\"none\"> d<\/span><span data-contrast=\"none\">engan nilai<\/span><span data-contrast=\"none\"> rata-rata, dibagi dengan standar deviasi. Skor Z<\/span><span data-contrast=\"none\"> = <\/span><span data-contrast=\"none\">0 menunjukkan bahwa nilai<\/span><span data-contrast=\"none\"> data<\/span><span data-contrast=\"none\"> sama dengan mean.<\/span> <span data-contrast=\"none\">Skor Z membantu mengidentifikasi outlier. Nilai yang sangat berbeda dari rata-rata akan memiliki nilai Z yang sangat kecil (negatif) atau nilai Z yang sangat besar (positif). Sebagai aturan umum, skor Z yang kurang dari -3,0 atau lebih besar dari +3,0 menunjukkan nilai outlier.<\/span><span data-ccp-props=\"{&quot;134233117&quot;:true,&quot;134233118&quot;:true,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559740&quot;:360}\">\u00a0<\/span><\/p>\n<p style=\"text-align: justify\"><strong>Skewness\u00a0<\/strong><\/p>\n<p style=\"text-align: justify\"><span data-contrast=\"none\">Skewness mengukur sejauh mana nilai data tidak simetris di sekitar mean. Tiga kemungkinan tersebut adalah:<\/span><span data-ccp-props=\"{&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559740&quot;:360}\">\u00a0<\/span><\/p>\n<ul style=\"text-align: justify\">\n<li data-leveltext=\"\u2022\" data-font=\"Arial\" data-listid=\"10\" data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-contrast=\"none\">Mean<\/span><span data-contrast=\"none\"> &lt; median: distribusi negatif, atau miring ke kiri<\/span><span data-contrast=\"none\"> (A)<\/span><span data-ccp-props=\"{&quot;134233279&quot;:true,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559685&quot;:284,&quot;335559740&quot;:360,&quot;335559991&quot;:284}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\u2022\" data-font=\"Arial\" data-listid=\"10\" data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-contrast=\"none\">Mean = median: distribusi simetris<\/span><span data-contrast=\"none\">\/<\/span><span data-contrast=\"none\">kemiringan nol<\/span><span data-contrast=\"none\"> (B)<\/span><span data-ccp-props=\"{&quot;134233279&quot;:true,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559685&quot;:284,&quot;335559740&quot;:360,&quot;335559991&quot;:284}\">\u00a0<\/span><\/li>\n<li data-leveltext=\"\u2022\" data-font=\"Arial\" data-listid=\"10\" data-aria-posinset=\"1\" data-aria-level=\"1\"><span data-contrast=\"none\">Mean &gt; median: distribusi positif, atau miring ke kanan<\/span><span data-contrast=\"none\"> (C)<\/span><span data-ccp-props=\"{&quot;134233279&quot;:true,&quot;335551550&quot;:6,&quot;335551620&quot;:6,&quot;335559685&quot;:284,&quot;335559740&quot;:360,&quot;335559991&quot;:284}\"><br \/>\n<\/span><\/li>\n<\/ul>\n<p style=\"text-align: justify\"><strong>Kurtosis\u00a0<\/strong><\/p>\n<ul style=\"text-align: justify\">\n<li data-leveltext=\"\u2022\" data-font=\"Arial\" data-listid=\"11\" data-aria-posinset=\"3\" data-aria-level=\"1\"><span data-contrast=\"none\">Kurtosis mengukur puncak kurva distribusi\u2014yaitu, seberapa tajam kurva naik mendekati pusat distribusi. Distribusi yang memiliki puncak pusat naik lebih tajam dari puncak distribusi normal memiliki kurtosis positif, nilai kurtosis yang lebih besar dari nol, dan disebut lep<\/span><span data-contrast=\"none\">t<\/span><span data-contrast=\"none\">okurtik.<\/span><\/li>\n<li data-leveltext=\"\u2022\" data-font=\"Arial\" data-listid=\"11\" data-aria-posinset=\"3\" data-aria-level=\"1\"><span data-contrast=\"none\">Distribusi yang memiliki puncak pusat yang naik lebih lambat (lebih datar) daripada puncak distribusi normal memiliki kurtosis negatif, nilai kurtosis yang kurang dari nol, dan disebut platikurtik.<\/span><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>Identifikasi Outlier Menggunakan Nilai Z\u00a0 Nilai Z adalah perbedaan antara nilai data dengan nilai rata-rata, dibagi dengan standar deviasi. Skor Z = 0 menunjukkan bahwa nilai data sama dengan mean. Skor Z membantu mengidentifikasi outlier. Nilai yang sangat berbeda dari rata-rata akan memiliki nilai Z yang sangat kecil (negatif) atau nilai Z yang sangat besar [&hellip;]<\/p>\n","protected":false},"author":19,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[128],"tags":[],"class_list":["post-10377","post","type-post","status-publish","format-standard","hentry","category-computer-science"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v23.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Exploring Numerical Data | BINUS UNIVERSITY MALANG | Pilihan Universitas Terbaik di Malang<\/title>\n<meta name=\"description\" content=\"BINUS University Malang Merupakan Universitas Terbaik di Malang dengan Program Computer Science, Entrepreneurship Bussiness Creation, Computer Science, Interior Design, Communication, Public Relations, Visual Communication Design.\" \/>\n<meta name=\"robots\" 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