{"id":5123,"date":"2023-07-03T05:31:17","date_gmt":"2023-07-03T05:31:17","guid":{"rendered":"https:\/\/statorials.org\/pl\/jak-dodac-wartosc-r2-w-programie-excel\/"},"modified":"2023-07-03T05:31:17","modified_gmt":"2023-07-03T05:31:17","slug":"jak-dodac-wartosc-r2-w-programie-excel","status":"publish","type":"post","link":"https:\/\/statorials.org\/pl\/jak-dodac-wartosc-r2-w-programie-excel\/","title":{"rendered":"Jak doda\u0107 warto\u015b\u0107 r-kwadrat do wykresu w programie excel"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">W analizie regresji warto\u015b\u0107 <strong>R-kwadrat<\/strong> (R <sup>2<\/sup> ) to proporcja wariancji<a href=\"https:\/\/statorials.org\/pl\/zmienne-odpowiedzi-wyjasniajace\/\" target=\"_blank\" rel=\"noopener\">zmiennej odpowiedzi<\/a> , kt\u00f3r\u0105 mo\u017cna wyja\u015bni\u0107 za pomoc\u0105 zmiennej predykcyjnej.<\/span><\/p>\n<p> <span style=\"color: #000000;\">Cz\u0119sto mo\u017cesz chcie\u0107 wy\u015bwietli\u0107 t\u0119 warto\u015b\u0107 R-kwadrat na wykresie w programie Excel, podobnie jak na poni\u017cszym wykresie:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-39914\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/r2chart1.png\" alt=\"Program Excel dodaje do wykresu warto\u015b\u0107 R do kwadratu\" width=\"578\" height=\"360\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Poni\u017cszy przyk\u0142ad krok po kroku pokazuje, jak to zrobi\u0107.<\/span><\/p>\n<p> <span style=\"color: #000000;\"><strong>Powi\u0105zane:<\/strong> <a href=\"https:\/\/statorials.org\/pl\/dobra-wartosc-r-do-kwadratu\/\" target=\"_blank\" rel=\"noopener\">Co jest uwa\u017cane za dobr\u0105 warto\u015b\u0107 R-kwadrat?<\/a><\/span><\/p>\n<h2> <strong><span style=\"color: #000000;\">Krok 1: Wprowad\u017a dane<\/span><\/strong><\/h2>\n<p> <span style=\"color: #000000;\">Najpierw wprowad\u017amy do Excela nast\u0119puj\u0105ce warto\u015bci zmiennej predykcyjnej (x) i zmiennej odpowiedzi (y):<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-39915 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/r2chart2.png\" alt=\"\" width=\"443\" height=\"436\" srcset=\"\" sizes=\"auto, \"><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Krok 2: Utw\u00f3rz wykres rozrzutu<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Nast\u0119pnie zaznacz zakres kom\u00f3rek <strong>A2:B15<\/strong> .<\/span><\/p>\n<p> <span style=\"color: #000000;\">Nast\u0119pnie kliknij kart\u0119 <strong>Wstaw<\/strong> na g\u00f3rnej wst\u0105\u017cce, nast\u0119pnie kliknij ikon\u0119 <strong>Wstaw punktowy<\/strong> w grupie <strong>Grafika<\/strong> i wybierz pierwsz\u0105 opcj\u0119 wstawienia wykresu punktowego:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-16294 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/disperserexcel.png\" alt=\"\" width=\"566\" height=\"233\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Pojawi si\u0119 nast\u0119puj\u0105cy wykres punktowy:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-39916 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/r2chart3.png\" alt=\"\" width=\"537\" height=\"370\" srcset=\"\" sizes=\"auto, \"><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Krok 3: Dodaj warto\u015b\u0107 R-kwadrat do wykresu rozrzutu<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Nast\u0119pnie kliknij dowolne miejsce na wykresie rozrzutu. Nast\u0119pnie kliknij znak plus ( <strong>+<\/strong> ) w prawym g\u00f3rnym rogu wykresu, nast\u0119pnie kliknij strza\u0142k\u0119 rozwijan\u0105 obok <strong>opcji Linia trendu<\/strong> i kliknij <strong>Wi\u0119cej opcji<\/strong> :<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-39917 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/r2chart4.png\" alt=\"\" width=\"505\" height=\"390\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">W wy\u015bwietlonym panelu <strong>Formatuj lini\u0119 trendu<\/strong> zaznacz pola na samym dole obok <strong>opcji Poka\u017c r\u00f3wnanie na wykresie<\/strong> i <strong>Poka\u017c warto\u015b\u0107 R do kwadratu na wykresie<\/strong> :<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-39918 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/r2chart5.png\" alt=\"\" width=\"308\" height=\"633\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Zar\u00f3wno r\u00f3wnanie regresji, jak i warto\u015b\u0107 R-kwadrat zostan\u0105 teraz wy\u015bwietlone na wykresie rozrzutu:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\" wp-image-39919 aligncenter\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/r2chart6.png\" alt=\"\" width=\"532\" height=\"348\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Widzimy, \u017ce warto\u015b\u0107 R-kwadrat dla tego konkretnego r\u00f3wnania regresji wynosi <strong>0,9302<\/strong> , co m\u00f3wi nam, \u017ce <strong>93,02%<\/strong> zmienno\u015bci zmiennej odpowiedzi mo\u017cna wyja\u015bni\u0107 zmienn\u0105 predykcyjn\u0105.<\/span><\/p>\n<h2> <strong><span style=\"color: #000000;\">Krok 4: Dostosuj wykres (opcjonalnie)<\/span><\/strong><\/h2>\n<p> <span style=\"color: #000000;\"><span style=\"color: #000000;\">Na koniec, je\u015bli chcesz, aby r\u00f3wnanie regresji liniowej i warto\u015b\u0107 R-kwadrat by\u0142y \u0142atwiejsze do odczytania, mo\u017cesz pogrubi\u0107 czcionk\u0119 i usun\u0105\u0107 linie siatki z wykresu.<\/span><\/span><\/p>\n<p> <span style=\"color: #000000;\">Ostateczna fabu\u0142a b\u0119dzie wygl\u0105da\u0107 nast\u0119puj\u0105co:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-39914\" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/r2chart1.png\" alt=\"Program Excel dodaje do wykresu warto\u015b\u0107 R do kwadratu\" width=\"578\" height=\"360\" srcset=\"\" sizes=\"auto, \"><\/p>\n<h2> <span style=\"color: #000000;\"><strong>Dodatkowe zasoby<\/strong><\/span><\/h2>\n<p> <span style=\"color: #000000;\">Poni\u017csze samouczki wyja\u015bniaj\u0105, jak wykonywa\u0107 inne typowe operacje w programie Excel:<\/span><\/p>\n<p> <span style=\"color: #000000;\"><a href=\"https:\/\/statorials.org\/pl\/r-do-kwadratu-w-programie-excel\/\" target=\"_blank\" rel=\"noopener\">Jak obliczy\u0107 R-kwadrat w Excelu<\/a><br \/> <a href=\"https:\/\/statorials.org\/pl\/r-kwadratowy-program-excel-dostosowuje-sie\/\" target=\"_blank\" rel=\"noopener\">Jak obliczy\u0107 skorygowany R-kwadrat w programie Excel<\/a><br \/> <a href=\"https:\/\/statorials.org\/pl\/prosta-regresja-liniowa-w-programie-excel\/\" target=\"_blank\" rel=\"noopener\">Jak wykona\u0107 prost\u0105 regresj\u0119 liniow\u0105 w programie Excel<\/a><br \/> <a href=\"https:\/\/statorials.org\/pl\/wielokrotna-regresja-liniowa-excel\/\" target=\"_blank\" rel=\"noopener\">Jak wykona\u0107 wielokrotn\u0105 regresj\u0119 liniow\u0105 w programie Excel<\/a><\/span><\/p>\n","protected":false},"excerpt":{"rendered":"<p>W analizie regresji warto\u015b\u0107 R-kwadrat (R 2 ) to proporcja wariancjizmiennej odpowiedzi , kt\u00f3r\u0105 mo\u017cna wyja\u015bni\u0107 za pomoc\u0105 zmiennej predykcyjnej. Cz\u0119sto mo\u017cesz chcie\u0107 wy\u015bwietli\u0107 t\u0119 warto\u015b\u0107 R-kwadrat na wykresie w programie Excel, podobnie jak na poni\u017cszym wykresie: Poni\u017cszy przyk\u0142ad krok po kroku pokazuje, jak to zrobi\u0107. Powi\u0105zane: Co jest uwa\u017cane za dobr\u0105 warto\u015b\u0107 R-kwadrat? Krok [&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-5123","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 doda\u0107 warto\u015b\u0107 R do kwadratu do wykresu w programie Excel \u2013 Statologia<\/title>\n<meta name=\"description\" content=\"W tym samouczku wyja\u015bniono, jak doda\u0107 warto\u015b\u0107 R do kwadratu do wykresu w programie Excel, podaj\u0105c przyk\u0142ad 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\/jak-dodac-wartosc-r2-w-programie-excel\/\" \/>\n<meta property=\"og:locale\" content=\"pl_PL\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Jak doda\u0107 warto\u015b\u0107 R do kwadratu do wykresu w programie Excel \u2013 Statologia\" \/>\n<meta property=\"og:description\" content=\"W tym samouczku wyja\u015bniono, jak doda\u0107 warto\u015b\u0107 R do kwadratu do wykresu w programie Excel, podaj\u0105c przyk\u0142ad krok po kroku.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/pl\/jak-dodac-wartosc-r2-w-programie-excel\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-03T05:31:17+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/r2chart1.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=\"2 minuty\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/pl\/jak-dodac-wartosc-r2-w-programie-excel\/\",\"url\":\"https:\/\/statorials.org\/pl\/jak-dodac-wartosc-r2-w-programie-excel\/\",\"name\":\"Jak doda\u0107 warto\u015b\u0107 R do kwadratu do wykresu w programie Excel \u2013 Statologia\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/pl\/#website\"},\"datePublished\":\"2023-07-03T05:31:17+00:00\",\"dateModified\":\"2023-07-03T05:31:17+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/pl\/#\/schema\/person\/6484727a4612df3e69f016c3129c6965\"},\"description\":\"W tym samouczku wyja\u015bniono, jak doda\u0107 warto\u015b\u0107 R do kwadratu do wykresu w programie Excel, podaj\u0105c przyk\u0142ad krok po kroku.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/pl\/jak-dodac-wartosc-r2-w-programie-excel\/#breadcrumb\"},\"inLanguage\":\"pl-PL\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/pl\/jak-dodac-wartosc-r2-w-programie-excel\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/pl\/jak-dodac-wartosc-r2-w-programie-excel\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Dom\",\"item\":\"https:\/\/statorials.org\/pl\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Jak doda\u0107 warto\u015b\u0107 r-kwadrat do wykresu w programie excel\"}]},{\"@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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