{"id":2551,"date":"2023-07-21T18:35:34","date_gmt":"2023-07-21T18:35:34","guid":{"rendered":"https:\/\/statorials.org\/pl\/normalizuj-dane-w-sluzie-powietrznej\/"},"modified":"2023-07-21T18:35:34","modified_gmt":"2023-07-21T18:35:34","slug":"normalizuj-dane-w-sluzie-powietrznej","status":"publish","type":"post","link":"https:\/\/statorials.org\/pl\/normalizuj-dane-w-sluzie-powietrznej\/","title":{"rendered":"Jak normalizowa\u0107 dane w sas-ie"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">\u201eNormalizacja\u201d zbioru warto\u015bci danych oznacza skalowanie warto\u015bci w taki spos\u00f3b, aby \u015brednia wszystkich warto\u015bci wynosi\u0142a 0, a odchylenie standardowe wynosi\u0142o 1.<\/span><\/p>\n<p> <span style=\"color: #000000;\">W tym samouczku wyja\u015bniono, jak normalizowa\u0107 dane w SAS-ie.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Przyk\u0142ad: Jak normalizowa\u0107 dane w SAS-ie<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Za\u0142\u00f3\u017cmy, \u017ce mamy nast\u0119puj\u0105cy zbi\u00f3r danych:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-22687 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/norme1.jpg\" alt=\"\" width=\"79\" height=\"377\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Wykonaj poni\u017csze kroki, aby znormalizowa\u0107 ten zestaw warto\u015bci danych w SAS-ie.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Krok 1: Utw\u00f3rz zbi\u00f3r danych<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">Najpierw u\u017cyjmy poni\u017cszego kodu, aby utworzy\u0107 zbi\u00f3r danych w SAS-ie:<\/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> original_data;\n    <span style=\"color: #3366ff;\">input<\/span> values;\n    <span style=\"color: #3366ff;\">datalines<\/span> ;\n12\n14\n15\n15\n16\n17\n18\n20\n24\n25\n26\n29\n32\n34\n37\n;\n<span style=\"color: #800080;\">run<\/span> ;\n\n<span style=\"color: #008000;\">\/*view mean and standard deviation of dataset*\/\n<\/span><span style=\"color: #800080;\">proc means<\/span> <span style=\"color: #3366ff;\">data<\/span> =original_data <span style=\"color: #3366ff;\">Mean StdDev<\/span> ndec= <span style=\"color: #008000;\">3<\/span> ; \n   <span style=\"color: #3366ff;\">var<\/span> values;\n<span style=\"color: #800080;\">run<\/span> ;<\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-22689 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/norme3.jpg\" alt=\"\" width=\"191\" height=\"112\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Z wyniku widzimy, \u017ce \u015brednia zbioru danych wynosi <strong>22,267<\/strong> , a odchylenie standardowe wynosi <strong>7,968<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Krok 2: Normalizuj zbi\u00f3r danych<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">Nast\u0119pnie u\u017cyjemy <strong>proc stdize<\/strong> do normalizacji zbioru danych:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #800080;\"><span style=\"color: #008000;\">\/*normalize the dataset*\/\n<span style=\"color: #000000;\"><span style=\"color: #800080;\">proc stdize<\/span> <span style=\"color: #3366ff;\">data<\/span> =original_data <span style=\"color: #3366ff;\">out<\/span> =normalized_data;\n   <span style=\"color: #3366ff;\">var<\/span> values;\n<span style=\"color: #800080;\">run<\/span> ;\n\n<span style=\"color: #008000;\">\/*print normalized dataset*\/\n<\/span><span style=\"color: #800080;\">proc print<\/span> <span style=\"color: #3366ff;\">data<\/span> =normalized_data;\n \n<span style=\"color: #008000;\">\/*view mean and standard deviation of normalized dataset*\/\n<\/span><span style=\"color: #800080;\">proc means<\/span> <span style=\"color: #3366ff;\">data<\/span> =normalized_data <span style=\"color: #3366ff;\">Mean<\/span> <span style=\"color: #3366ff;\">StdDev<\/span> ndec= <span style=\"color: #008000;\">2<\/span> ; \n   <span style=\"color: #3366ff;\">var<\/span> values;\n<span style=\"color: #800080;\">run<\/span> ;<\/span><\/span><\/span><\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-22688 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/norme2.jpg\" alt=\"\" width=\"168\" height=\"538\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Z wyniku widzimy, \u017ce \u015brednia znormalizowanego zbioru danych wynosi <strong>0<\/strong> , a odchylenie standardowe wynosi <strong>1<\/strong> .<\/span><\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Krok 3: Interpretacja znormalizowanych danych<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">SAS zastosowa\u0142 nast\u0119puj\u0105c\u0105 formu\u0142\u0119 do normalizacji warto\u015bci danych:<\/span><\/p>\n<p> <span style=\"color: #000000;\">Warto\u015b\u0107 znormalizowana = (x \u2013 <span style=\"text-decoration: overline;\">x<\/span> ) \/ s<\/span><\/p>\n<p> <span style=\"color: #000000;\">Z\u0142oto:<\/span><\/p>\n<ul>\n<li> <span style=\"color: #000000;\">x = warto\u015b\u0107 danych<\/span><\/li>\n<li> <span style=\"color: #000000;\"><span style=\"text-decoration: overline;\">x<\/span> = \u015brednia zbioru danych<\/span><\/li>\n<li> <span style=\"color: #000000;\">s = odchylenie standardowe zbioru danych<\/span><\/li>\n<\/ul>\n<p> <span style=\"color: #000000;\">Ka\u017cda znormalizowana warto\u015b\u0107 informuje nas o liczbie odchyle\u0144 standardowych mi\u0119dzy pierwotn\u0105 warto\u015bci\u0105 danych a \u015bredni\u0105.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Rozwa\u017cmy na przyk\u0142ad punkt danych \u201e12\u201d w naszym oryginalnym zbiorze danych. Pierwotna \u015brednia pr\u00f3bki wynosi\u0142a 22,267, a odchylenie standardowe pierwotnej pr\u00f3bki wynosi\u0142o 7,968.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Znormalizowana warto\u015b\u0107 dla \u201e12\u201d okaza\u0142a si\u0119 wynosi\u0107 -1,288, obliczona w nast\u0119puj\u0105cy spos\u00f3b:<\/span><\/p>\n<p> <span style=\"color: #000000;\">Warto\u015b\u0107 znormalizowana = (x \u2013 <span style=\"text-decoration: overline;\">x<\/span> ) \/ s = (12 \u2013 22,267) \/ 7,968 = <strong>-1,288<\/strong><\/span><\/p>\n<p> <span style=\"color: #000000;\">To m\u00f3wi nam, \u017ce warto\u015b\u0107 \u201e12\u201d jest <strong>o 1,288 odchylenia standardowego ni\u017csza od \u015bredniej<\/strong> z pierwotnego zbioru danych.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Ka\u017cda ze znormalizowanych warto\u015bci w zbiorze danych mo\u017ce pom\u00f3c nam zrozumie\u0107, jak blisko lub daleko od \u015bredniej znajduje si\u0119 konkretna warto\u015b\u0107 danych.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Ma\u0142a znormalizowana warto\u015b\u0107 wskazuje, \u017ce warto\u015b\u0107 jest bliska \u015bredniej, natomiast du\u017ca znormalizowana warto\u015b\u0107 wskazuje, \u017ce warto\u015b\u0107 jest daleka od \u015bredniej.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Dodatkowe zasoby<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">Poni\u017csze samouczki wyja\u015bniaj\u0105, jak wykonywa\u0107 inne typowe zadania w SAS-ie:<\/span><\/p>\n<p> <a href=\"https:\/\/statorials.org\/pl\/procedura-podsumowujaca-w-sas\/\" target=\"_blank\" rel=\"noopener\">Jak korzysta\u0107 ze podsumowania procedur w SAS-ie<\/a><br \/> <a href=\"https:\/\/statorials.org\/pl\/korelacja-w-sluzie\/\" target=\"_blank\" rel=\"noopener\">Jak obliczy\u0107 korelacj\u0119 w SAS-ie<\/a><br \/> <a href=\"https:\/\/statorials.org\/pl\/tabela-czestotliwosci-sas\/\" target=\"_blank\" rel=\"noopener\">Jak tworzy\u0107 tabele cz\u0119sto\u015bci w SAS-ie<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u201eNormalizacja\u201d zbioru warto\u015bci danych oznacza skalowanie warto\u015bci w taki spos\u00f3b, aby \u015brednia wszystkich warto\u015bci wynosi\u0142a 0, a odchylenie standardowe wynosi\u0142o 1. W tym samouczku wyja\u015bniono, jak normalizowa\u0107 dane w SAS-ie. Przyk\u0142ad: Jak normalizowa\u0107 dane w SAS-ie Za\u0142\u00f3\u017cmy, \u017ce mamy nast\u0119puj\u0105cy zbi\u00f3r danych: Wykonaj poni\u017csze kroki, aby znormalizowa\u0107 ten zestaw warto\u015bci danych w SAS-ie. Krok 1: [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-2551","post","type-post","status-publish","format-standard","hentry","category-przewodnik"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Jak normalizowa\u0107 dane w SAS-ie - Statology<\/title>\n<meta name=\"description\" content=\"W tym samouczku wyja\u015bniono, jak normalizowa\u0107 dane w SAS-ie, podaj\u0105c pe\u0142ny przyk\u0142ad.\" \/>\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\/pl\/normalizuj-dane-w-sluzie-powietrznej\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Jak normalizowa\u0107 dane w SAS-ie - Statology\" \/>\n<meta property=\"og:description\" content=\"W tym samouczku wyja\u015bniono, jak normalizowa\u0107 dane w SAS-ie, podaj\u0105c pe\u0142ny przyk\u0142ad.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pl\/normalizuj-dane-w-sluzie-powietrznej\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-21T18:35:34+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/norme1.jpg\" \/>\n<meta name=\"author\" content=\"Benjamin Anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Napisane przez\" \/>\n\t<meta name=\"twitter:data1\" content=\"Benjamin Anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Szacowany czas czytania\" \/>\n\t<meta name=\"twitter:data2\" content=\"2 minuty\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/pl\/normalizuj-dane-w-sluzie-powietrznej\/\",\"url\":\"https:\/\/statorials.org\/pl\/normalizuj-dane-w-sluzie-powietrznej\/\",\"name\":\"Jak normalizowa\u0107 dane w SAS-ie - Statology\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pl\/#website\"},\"datePublished\":\"2023-07-21T18:35:34+00:00\",\"dateModified\":\"2023-07-21T18:35:34+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/6484727a4612df3e69f016c3129c6965\"},\"description\":\"W tym samouczku wyja\u015bniono, jak normalizowa\u0107 dane w SAS-ie, podaj\u0105c pe\u0142ny przyk\u0142ad.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pl\/normalizuj-dane-w-sluzie-powietrznej\/#breadcrumb\"},\"inLanguage\":\"pl-PL\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pl\/normalizuj-dane-w-sluzie-powietrznej\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pl\/normalizuj-dane-w-sluzie-powietrznej\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Dom\",\"item\":\"https:\/\/statorials.org\/pl\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Jak normalizowa\u0107 dane w sas-ie\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/pl\/#website\",\"url\":\"https:\/\/statorials.org\/pl\/\",\"name\":\"Statorials\",\"description\":\"Tw\u00f3j przewodnik po kompetencjach statystycznych!\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/pl\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"pl-PL\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/6484727a4612df3e69f016c3129c6965\",\"name\":\"Benjamin Anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"pl-PL\",\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/image\/\",\"url\":\"https:\/\/statorials.org\/pl\/wp-content\/uploads\/2023\/11\/Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"https:\/\/statorials.org\/pl\/wp-content\/uploads\/2023\/11\/Benjamin-Anderson-96x96.jpg\",\"caption\":\"Benjamin Anderson\"},\"description\":\"Cze\u015b\u0107, jestem Benjamin i jestem emerytowanym profesorem statystyki, kt\u00f3ry zosta\u0142 oddanym nauczycielem Statorials. 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