{"id":1541,"date":"2023-07-25T23:11:24","date_gmt":"2023-07-25T23:11:24","guid":{"rendered":"https:\/\/statorials.org\/pl\/fade-altman-dzialka-pythona\/"},"modified":"2023-07-25T23:11:24","modified_gmt":"2023-07-25T23:11:24","slug":"fade-altman-dzialka-pythona","status":"publish","type":"post","link":"https:\/\/statorials.org\/pl\/fade-altman-dzialka-pythona\/","title":{"rendered":"Jak utworzy\u0107 fabu\u0142\u0119 blanda-altmana w pythonie"},"content":{"rendered":"

<\/p>\n

\n

Wykres Blanda-Altmana<\/a> s\u0142u\u017cy do wizualizacji r\u00f3\u017cnic pomiarowych mi\u0119dzy dwoma r\u00f3\u017cnymi instrumentami lub dwiema r\u00f3\u017cnymi technikami pomiarowymi.<\/span><\/p>\n

Jest to przydatne do okre\u015blenia, jak podobne s\u0105 dwa instrumenty lub techniki w pomiarze tego samego poj\u0119cia.<\/span><\/p>\n

W tym samouczku przedstawiono krok po kroku przyk\u0142ad tworzenia wykresu Blanda-Altmana w j\u0119zyku Python.<\/span><\/p>\n

Krok 1: Utw\u00f3rz dane<\/strong><\/span><\/h3>\n

Za\u0142\u00f3\u017cmy, \u017ce biolog u\u017cywa dw\u00f3ch r\u00f3\u017cnych przyrz\u0105d\u00f3w (A i B) do pomiaru masy tego samego zestawu 20 r\u00f3\u017cnych \u017cab w gramach.<\/span><\/p>\n

Stworzymy nast\u0119puj\u0105c\u0105 ramk\u0119 danych przedstawiaj\u0105c\u0105 wag\u0119 ka\u017cdej \u017caby zmierzon\u0105 przez ka\u017cdy instrument:<\/span><\/p>\n

 import<\/span> pandas as<\/span> pd\n<\/span>\ndf = pd. DataFrame<\/span> ({' A<\/span> ': [5, 5, 5, 6, 6, 7, 7, 7, 8, 8, 9,\n                         10, 11, 13, 14, 14, 15, 18, 22, 25],\n                   ' B<\/span> ': [4, 4, 5, 5, 5, 7, 8, 6, 9, 7, 7, 11,\n                         13, 13, 12, 13, 14, 19, 19, 24]})\n<\/strong><\/pre>\n
 Krok 2: Utw\u00f3rz wykres Blanda-Altmana<\/strong><\/span><\/h3>\n
 Nast\u0119pnie u\u017cyjemy funkcji Mean_diff_plot()<\/strong> z pakietu statsmodels, aby utworzy\u0107 wykres Blanda-Altmana:<\/span> <\/p>\n
 import<\/span> statsmodels. api<\/span> as<\/span> sm\nimport<\/span> matplotlib. pyplot<\/span> as<\/span> plt\n\n#create Bland-Altman plot                  \n<\/span>f, ax = plt. subplots<\/span> (1,figsize=(8,5))\nsm. graphics<\/span> . mean_diff_plot<\/span> (df.A, df.B, ax = ax)\n\n#display Bland-Altman plot\n<\/span>plt. show<\/span> ()<\/strong><\/span> <\/pre>\n
\"Wykres<\/p>\n
 O\u015b x wykresu przedstawia \u015bredni pomiar dokonany przez dwa instrumenty, a o\u015b y przedstawia r\u00f3\u017cnic\u0119 w pomiarach pomi\u0119dzy dwoma instrumentami.<\/span><\/p>\n
 Czarna linia ci\u0105g\u0142a przedstawia \u015bredni\u0105 r\u00f3\u017cnic\u0119 pomiar\u00f3w mi\u0119dzy dwoma instrumentami, podczas gdy dwie linie przerywane przedstawiaj\u0105 granice 95% przedzia\u0142u ufno\u015bci dla \u015bredniej r\u00f3\u017cnicy.<\/span><\/p>\n
 Okazuje si\u0119, \u017ce \u015brednia r\u00f3\u017cnica wynosi 0,5<\/strong> , a 95% przedzia\u0142 ufno\u015bci dla \u015bredniej r\u00f3\u017cnicy wynosi [-1,86; 2,86]<\/strong> .<\/span><\/p>\n","protected":false},"excerpt":{"rendered":"
Wykres Blanda-Altmana s\u0142u\u017cy do wizualizacji r\u00f3\u017cnic pomiarowych mi\u0119dzy dwoma r\u00f3\u017cnymi instrumentami lub dwiema r\u00f3\u017cnymi technikami pomiarowymi. Jest to przydatne do okre\u015blenia, jak podobne s\u0105 dwa instrumenty lub techniki w pomiarze tego samego poj\u0119cia. W tym samouczku przedstawiono krok po kroku przyk\u0142ad tworzenia wykresu Blanda-Altmana w j\u0119zyku Python. Krok 1: Utw\u00f3rz dane Za\u0142\u00f3\u017cmy, \u017ce biolog u\u017cywa […]<\/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-1541","post","type-post","status-publish","format-standard","hentry","category-przewodnik"],"yoast_head":"\nJak utworzy\u0107 fabu\u0142\u0119 Blanda-Altmana w Pythonie<\/title>\n<meta name=\"description\" content=\"W tym samouczku wyja\u015bniono, jak utworzy\u0107 wykres Blanda-Altmana w j\u0119zyku Python, \u0142\u0105cznie z przyk\u0142adem krok po kroku.\" \/>\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\/fade-altman-dzialka-pythona\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Jak utworzy\u0107 fabu\u0142\u0119 Blanda-Altmana w Pythonie\" \/>\n<meta property=\"og:description\" content=\"W tym samouczku wyja\u015bniono, jak utworzy\u0107 wykres Blanda-Altmana w j\u0119zyku Python, \u0142\u0105cznie z przyk\u0142adem krok po kroku.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pl\/fade-altman-dzialka-pythona\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-25T23:11:24+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/fadepython1.png\" \/>\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=\"1 minuta\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/pl\/fade-altman-dzialka-pythona\/\",\"url\":\"https:\/\/statorials.org\/pl\/fade-altman-dzialka-pythona\/\",\"name\":\"Jak utworzy\u0107 fabu\u0142\u0119 Blanda-Altmana w Pythonie\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pl\/#website\"},\"datePublished\":\"2023-07-25T23:11:24+00:00\",\"dateModified\":\"2023-07-25T23:11:24+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/6484727a4612df3e69f016c3129c6965\"},\"description\":\"W tym samouczku wyja\u015bniono, jak utworzy\u0107 wykres Blanda-Altmana w j\u0119zyku Python, \u0142\u0105cznie z przyk\u0142adem krok po kroku.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pl\/fade-altman-dzialka-pythona\/#breadcrumb\"},\"inLanguage\":\"pl-PL\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pl\/fade-altman-dzialka-pythona\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pl\/fade-altman-dzialka-pythona\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Dom\",\"item\":\"https:\/\/statorials.org\/pl\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Jak utworzy\u0107 fabu\u0142\u0119 blanda-altmana w pythonie\"}]},{\"@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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