{"id":836,"date":"2023-07-28T14:30:02","date_gmt":"2023-07-28T14:30:02","guid":{"rendered":"https:\/\/statorials.org\/nl\/klokkromme-python\/"},"modified":"2023-07-28T14:30:02","modified_gmt":"2023-07-28T14:30:02","slug":"klokkromme-python","status":"publish","type":"post","link":"https:\/\/statorials.org\/nl\/klokkromme-python\/","title":{"rendered":"Hoe u een belcurve maakt in python"},"content":{"rendered":"<p><\/p>\n<hr>\n<p><span style=\"color: #000000;\">Een &#8222;belcurve&#8220; is de bijnaam die wordt gegeven aan de vorm van een<\/span><a href=\"https:\/\/statorials.org\/nl\/de-normale-verdeling\/\" target=\"_blank\" rel=\"noopener noreferrer\">normale verdeling<\/a> <span style=\"color: #000000;\">, die een duidelijke &#8222;bel&#8220; -vorm heeft:<\/span> <\/p>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-9236 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/courbe-en-clochepython1.png\" alt=\"Bell-curve in Python\" width=\"439\" height=\"270\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">In deze tutorial wordt uitgelegd hoe u een belcurve in Python maakt.<\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Hoe u een belcurve maakt in Python<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">De volgende code laat zien hoe u een belcurve maakt met behulp van de bibliotheken <strong>numpy<\/strong> , <strong>scipy<\/strong> en <strong>matplotlib<\/strong> :<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong><span style=\"color: #107d3f;\">import<\/span> numpy <span style=\"color: #107d3f;\">as<\/span> np\n<span style=\"color: #107d3f;\">import<\/span> matplotlib.pyplot <span style=\"color: #107d3f;\">as<\/span> plt\n<span style=\"color: #107d3f;\">from<\/span> scipy.stats <span style=\"color: #107d3f;\">import<\/span> norm\n\n<span style=\"color: #008080;\">#create range of x-values from -4 to 4 in increments of .001<\/span>\nx = np.arange(-4, 4, 0.001)\n\n<span style=\"color: #008080;\">#create range of y-values that correspond to normal pdf with mean=0 and sd=1<\/span> \ny = norm.pdf(x,0,1)\n\n<span style=\"color: #008080;\">#defineplot<\/span> \nfig, ax = plt.subplots(figsize=(9,6))\nax.plot(x,y)\n\n<span style=\"color: #008080;\">#choose plot style and display the bell curve<\/span> \nplt.style.use('fivethirtyeight')\nplt.show()<\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-9236 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/courbe-en-clochepython1.png\" alt=\"Bell-curve in Python\" width=\"439\" height=\"270\" srcset=\"\" sizes=\"auto, \"><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Hoe een belcurve in Python te vullen<\/strong><\/span><\/h3>\n<p> <span style=\"color: #000000;\">De volgende code illustreert hoe u het gebied onder de belcurve vult, gaande van -1 tot 1:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>x = np.arange(-4, 4, 0.001)\ny = norm.pdf(x,0,1)\n\nfig, ax = plt.subplots(figsize=(9,6))\nax.plot(x,y)\n\n<span style=\"color: #008080;\">#specify the region of the bell curve to fill in<\/span> \nx_fill = np.arange(-1, 1, 0.001)\ny_fill = norm.pdf(x_fill,0,1)\nax.fill_between(x_fill,y_fill,0, alpha=0.2, color='blue')\n\nplt.style.use('fivethirtyeight')\nplt.show()<\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-9237 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/courbe-en-clochepython2.png\" alt=\"Bell Curve met gevuld gebied in Python\" width=\"439\" height=\"270\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\">Merk op dat u de plot ook kunt opmaken zoals u dat wilt, met behulp van de vele stijlopties <strong>van matplotlib<\/strong> . U kunt bijvoorbeeld een \u2018zonlicht\u2019-thema gebruiken met een groene lijn en groene arcering:<\/span> <\/p>\n<pre style=\"background-color: #ececec; font-size: 15px;\"> <strong>x = np.arange(-4, 4, 0.001)\ny = norm.pdf(x,0,1)\n\nfig, ax = plt.subplots(figsize=(9,6))\nax.plot(x,y, color=' <span style=\"color: #008000;\">green<\/span> ')\n\n<span style=\"color: #008080;\">#specify the region of the bell curve to fill in<\/span> \nx_fill = np.arange(-1, 1, 0.001)\ny_fill = norm.pdf(x_fill,0,1)\nax.fill_between(x_fill,y_fill,0, alpha=0.2, color=' <span style=\"color: #008000;\">green<\/span> ')\n\nplt.style.use(' <span style=\"color: #008000;\">Solarize_Light2<\/span> ')\nplt.show()<\/strong> <\/pre>\n<p><img decoding=\"async\" loading=\"lazy\" class=\"aligncenter wp-image-9238 \" src=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/courbe-en-clochepython3.png\" alt=\"Normale verdelingscurve in Python met matplotlib\" width=\"439\" height=\"287\" srcset=\"\" sizes=\"auto, \"><\/p>\n<p> <span style=\"color: #000000;\"><em>U kunt <a href=\"https:\/\/matplotlib.org\/3.2.1\/gallery\/style_sheets\/style_sheets_reference.html\" target=\"_blank\" rel=\"noopener noreferrer\">hier<\/a> de volledige stylesheet-referentiegids voor matplotlib vinden.<\/em><\/span><\/p>\n<h3> <span style=\"color: #000000;\"><strong>Aanvullende bronnen<\/strong><\/span><\/h3>\n<p> <a href=\"https:\/\/statorials.org\/nl\/belcurve-excel\/\" target=\"_blank\" rel=\"noopener noreferrer\">Hoe u een belcurve maakt in Excel<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Een &#8222;belcurve&#8220; is de bijnaam die wordt gegeven aan de vorm van eennormale verdeling , die een duidelijke &#8222;bel&#8220; -vorm heeft: In deze tutorial wordt uitgelegd hoe u een belcurve in Python maakt. Hoe u een belcurve maakt in Python De volgende code laat zien hoe u een belcurve maakt met behulp van de bibliotheken [&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":[],"class_list":["post-836","post","type-post","status-publish","format-standard","hentry","category-gids"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Een belcurve maken in Python - Statorials<\/title>\n<meta name=\"description\" content=\"In deze tutorial wordt uitgelegd hoe u eenvoudig een belcurve in Python kunt maken.\" \/>\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\/nl\/klokkromme-python\/\" \/>\n<meta property=\"og:locale\" content=\"de_DE\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Een belcurve maken in Python - Statorials\" \/>\n<meta property=\"og:description\" content=\"In deze tutorial wordt uitgelegd hoe u eenvoudig een belcurve in Python kunt maken.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/statorials.org\/nl\/klokkromme-python\/\" \/>\n<meta property=\"og:site_name\" content=\"Statorials\" \/>\n<meta property=\"article:published_time\" content=\"2023-07-28T14:30:02+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/statorials.org\/wp-content\/uploads\/2023\/08\/courbe-en-clochepython1.png\" \/>\n<meta name=\"author\" content=\"Dr.benjamin anderson\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\n<meta name=\"twitter:label1\" content=\"Verfasst von\" \/>\n\t<meta name=\"twitter:data1\" content=\"Dr.benjamin anderson\" \/>\n\t<meta name=\"twitter:label2\" content=\"Gesch\u00e4tzte Lesezeit\" \/>\n\t<meta name=\"twitter:data2\" content=\"2\u00a0Minuten\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/statorials.org\/nl\/klokkromme-python\/\",\"url\":\"https:\/\/statorials.org\/nl\/klokkromme-python\/\",\"name\":\"Een belcurve maken in Python - Statorials\",\"isPartOf\":{\"@id\":\"https:\/\/statorials.org\/nl\/#website\"},\"datePublished\":\"2023-07-28T14:30:02+00:00\",\"dateModified\":\"2023-07-28T14:30:02+00:00\",\"author\":{\"@id\":\"https:\/\/statorials.org\/nl\/#\/schema\/person\/d4b8842173cca1bb62cdec41860e4219\"},\"description\":\"In deze tutorial wordt uitgelegd hoe u eenvoudig een belcurve in Python kunt maken.\",\"breadcrumb\":{\"@id\":\"https:\/\/statorials.org\/nl\/klokkromme-python\/#breadcrumb\"},\"inLanguage\":\"de\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/statorials.org\/nl\/klokkromme-python\/\"]}]},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/statorials.org\/nl\/klokkromme-python\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Thuis\",\"item\":\"https:\/\/statorials.org\/nl\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Hoe u een belcurve maakt in python\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/statorials.org\/nl\/#website\",\"url\":\"https:\/\/statorials.org\/nl\/\",\"name\":\"Statorials\",\"description\":\"Uw gids voor statistische competentie\",\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/statorials.org\/nl\/?s={search_term_string}\"},\"query-input\":\"required name=search_term_string\"}],\"inLanguage\":\"de\"},{\"@type\":\"Person\",\"@id\":\"https:\/\/statorials.org\/nl\/#\/schema\/person\/d4b8842173cca1bb62cdec41860e4219\",\"name\":\"Dr.benjamin anderson\",\"image\":{\"@type\":\"ImageObject\",\"inLanguage\":\"de\",\"@id\":\"https:\/\/statorials.org\/nl\/#\/schema\/person\/image\/\",\"url\":\"http:\/\/statorials.org\/nl\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"contentUrl\":\"http:\/\/statorials.org\/nl\/wp-content\/uploads\/2023\/10\/Dr.-Benjamin-Anderson-96x96.jpg\",\"caption\":\"Dr.benjamin anderson\"},\"description\":\"Ik ben Benjamin, een gepensioneerde hoogleraar statistiek die nu een toegewijde Statorials-lesgever is. 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