{"id":42577,"date":"2014-03-16T08:24:09","date_gmt":"2014-03-16T02:54:09","guid":{"rendered":"http:\/\/vskills.in\/certification\/tutorial\/?p=42577"},"modified":"2024-04-12T14:19:44","modified_gmt":"2024-04-12T08:49:44","slug":"basic-concepts-4","status":"publish","type":"page","link":"https:\/\/www.vskills.in\/certification\/tutorial\/basic-concepts-4\/","title":{"rendered":"Basic Concepts of Statistical Process Control (SPC)"},"content":{"rendered":"\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a ref=\"magnificPopup\" href=\"https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2020\/12\/CGFNS-Qualifying-Exam\u00ae-3-1.png\"><img loading=\"lazy\" decoding=\"async\" width=\"750\" height=\"400\" src=\"https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2020\/12\/CGFNS-Qualifying-Exam\u00ae-3-1.png\" alt=\"Basic Concepts of Statistical Process Control (SPC)\" class=\"wp-image-94400\" srcset=\"https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2020\/12\/CGFNS-Qualifying-Exam\u00ae-3-1.png 750w, https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2020\/12\/CGFNS-Qualifying-Exam\u00ae-3-1-300x160.png 300w\" sizes=\"auto, (max-width: 750px) 100vw, 750px\" \/><\/a><\/figure><\/div>\n\n\n<p>\u00a0<\/p>\n<p><strong>Basic Concepts of Statistical Process Control (SPC)-<\/strong> <span style=\"line-height: 1.714285714; font-size: 1rem;\">Dr. Walter Shewhart identified two sources of process variation:<\/span><\/p>\n<ul>\n<li><span style=\"line-height: 1.714285714; font-size: 1rem;\">Chance variation that is inherent in process, and stable over time, and <\/span><\/li>\n<li><span style=\"line-height: 1.714285714; font-size: 1rem;\">Assignable, or Uncontrolled variation, which is unstable over time &#8211; the result of specific events outside the system. <\/span><\/li>\n<\/ul>\n<p><span style=\"font-size: 1rem; line-height: 1.714285714;\">Dr. Deming relabelled chance variation as Common Cause variation and assignable variation as Special Cause variation.<\/span><\/p>\n<p>Statistical Process Control (SPC) is a statistical method to measure, monitor, and control a process. In other words, SPC is a method of quality control that employs statistical methods to measure, monitor, and control a process. It is a scientific visual method to monitor, control, and improve the process by eliminating special cause variation in a process. SPC focuses\u00a0on optimizing continuous improvement by using\u00a0statistical\u00a0tools to analyze data, make inferences about\u00a0process\u00a0behavior, and then make appropriate decisions. The\u00a0basic\u00a0assumption of\u00a0SPC\u00a0is that all\u00a0processes\u00a0are subject to variation.<\/p>\n<p>SPC helps companies to move towards prevention-based quality control instead of detection based quality controls. By monitoring SPC graphs, organizations can easily predict the behavior of the process.<\/p>\n<p>After the experience with many types of process data, and supported by the laws of statistics and probability, control charts are used to plot data over time and identify both Common Cause Variation and Special Cause variation.<\/p>\n<p><span style=\"font-weight: 400;\">Become Vskills Certified Six Sigma Black Belt Professional. Learn the module &#8220;Basic Concepts of Statistical Process Control (SPC)&#8221;. Try the free practice test!<\/span><\/p>\n<div class=\"apply\">\n<h5>Apply for Six Sigma Black Belt Certification Now!!<\/h5>\n<p><a href=\"http:\/\/www.vskills.in\/certification\/Certified-Six-Sigma-Black-Belt-Professional\">http:\/\/www.vskills.in\/certification\/Certified-Six-Sigma-Black-Belt-Professional<\/a><\/p>\n<\/div>\n\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-large\"><a href=\"https:\/\/www.vskills.in\/practice\/six-sigma-black-belt\" target=\"_blank\" rel=\"noopener\"><img loading=\"lazy\" decoding=\"async\" width=\"961\" height=\"150\" src=\"https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2020\/12\/1Z0-1050-20-Oracle-Payroll-Cloud-2020-Implementation-Essentials-1-1.png\" alt=\"\" class=\"wp-image-94260\" srcset=\"https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2020\/12\/1Z0-1050-20-Oracle-Payroll-Cloud-2020-Implementation-Essentials-1-1.png 961w, https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2020\/12\/1Z0-1050-20-Oracle-Payroll-Cloud-2020-Implementation-Essentials-1-1-300x47.png 300w\" sizes=\"auto, (max-width: 961px) 100vw, 961px\" \/><\/a><\/figure><\/div>\n\n\n\n<p><a href=\"https:\/\/www.vskills.in\/certification\/tutorial\/six-sigma-black-belt-certification\/\" target=\"_blank\" rel=\"noreferrer noopener\">Go back to Tutorial<\/a>&nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; &nbsp; <a href=\"https:\/\/www.vskills.in\/certification\/Certified-Six-Sigma-Black-Belt-Professional\" target=\"_blank\" rel=\"noreferrer noopener\">Go to Home Page<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u00a0 Basic Concepts of Statistical Process Control (SPC)- Dr. Walter Shewhart identified two sources of process variation: Chance variation that is inherent in process, and stable over time, and Assignable, or Uncontrolled variation, which is unstable over time &#8211; the result of specific events outside the system. Dr. Deming relabelled chance variation as Common Cause&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"categories":[3897,6280],"tags":[6914,9750,9747,9749,9751,9748,9752,6848,6871],"class_list":["post-42577","page","type-page","status-publish","hentry","category-quality","category-six-sigma-black-belt-quality","tag-basic-concepts","tag-certified-six-sigma-black-belt-professional-course-outline","tag-certified-six-sigma-black-belt-professional-exam-details","tag-certified-six-sigma-black-belt-professional-free-practice-test","tag-certified-six-sigma-black-belt-professional-online-tutorial","tag-certified-six-sigma-black-belt-professional-preparatory-guide","tag-certified-six-sigma-black-belt-professional","tag-quality","tag-tutorials"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v24.5 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Basic Concepts Tutorials<\/title>\n<meta name=\"description\" content=\"Basic Concepts Tutorials. Control charts are used to plot data over time and identify both Common Cause variation and Special Cause variation.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.vskills.in\/certification\/tutorial\/basic-concepts-4\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Basic Concepts Tutorials\" \/>\n<meta property=\"og:description\" content=\"Basic Concepts Tutorials. Control charts are used to plot data over time and identify both Common Cause variation and Special Cause variation.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/www.vskills.in\/certification\/tutorial\/basic-concepts-4\/\" \/>\n<meta property=\"og:site_name\" content=\"Tutorial\" \/>\n<meta property=\"article:publisher\" content=\"https:\/\/www.facebook.com\/vskills.in\/\" \/>\n<meta property=\"article:modified_time\" content=\"2024-04-12T08:49:44+00:00\" \/>\n<meta property=\"og:image\" content=\"https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2020\/12\/1Z0-1050-20-Oracle-Payroll-Cloud-2020-Implementation-Essentials-1-1.png\" \/>\n<meta name=\"twitter:label1\" content=\"Est. reading time\" \/>\n\t<meta name=\"twitter:data1\" content=\"2 minutes\" \/>\n<script type=\"application\/ld+json\" class=\"yoast-schema-graph\">{\"@context\":\"https:\/\/schema.org\",\"@graph\":[{\"@type\":\"WebPage\",\"@id\":\"https:\/\/www.vskills.in\/certification\/tutorial\/basic-concepts-4\/\",\"url\":\"https:\/\/www.vskills.in\/certification\/tutorial\/basic-concepts-4\/\",\"name\":\"Basic Concepts Tutorials\",\"isPartOf\":{\"@id\":\"https:\/\/www.vskills.in\/certification\/tutorial\/#website\"},\"primaryImageOfPage\":{\"@id\":\"https:\/\/www.vskills.in\/certification\/tutorial\/basic-concepts-4\/#primaryimage\"},\"image\":{\"@id\":\"https:\/\/www.vskills.in\/certification\/tutorial\/basic-concepts-4\/#primaryimage\"},\"thumbnailUrl\":\"https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2020\/12\/1Z0-1050-20-Oracle-Payroll-Cloud-2020-Implementation-Essentials-1-1.png\",\"datePublished\":\"2014-03-16T02:54:09+00:00\",\"dateModified\":\"2024-04-12T08:49:44+00:00\",\"description\":\"Basic Concepts Tutorials. Control charts are used to plot data over time and identify both Common Cause variation and Special Cause variation.\",\"breadcrumb\":{\"@id\":\"https:\/\/www.vskills.in\/certification\/tutorial\/basic-concepts-4\/#breadcrumb\"},\"inLanguage\":\"en-US\",\"potentialAction\":[{\"@type\":\"ReadAction\",\"target\":[\"https:\/\/www.vskills.in\/certification\/tutorial\/basic-concepts-4\/\"]}]},{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.vskills.in\/certification\/tutorial\/basic-concepts-4\/#primaryimage\",\"url\":\"https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2020\/12\/1Z0-1050-20-Oracle-Payroll-Cloud-2020-Implementation-Essentials-1-1.png\",\"contentUrl\":\"https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2020\/12\/1Z0-1050-20-Oracle-Payroll-Cloud-2020-Implementation-Essentials-1-1.png\",\"width\":961,\"height\":150},{\"@type\":\"BreadcrumbList\",\"@id\":\"https:\/\/www.vskills.in\/certification\/tutorial\/basic-concepts-4\/#breadcrumb\",\"itemListElement\":[{\"@type\":\"ListItem\",\"position\":1,\"name\":\"Home\",\"item\":\"https:\/\/www.vskills.in\/certification\/tutorial\/\"},{\"@type\":\"ListItem\",\"position\":2,\"name\":\"Basic Concepts of Statistical Process Control (SPC)\"}]},{\"@type\":\"WebSite\",\"@id\":\"https:\/\/www.vskills.in\/certification\/tutorial\/#website\",\"url\":\"https:\/\/www.vskills.in\/certification\/tutorial\/\",\"name\":\"Tutorial\",\"description\":\"Vskills - A initiative in elearning and certification\",\"publisher\":{\"@id\":\"https:\/\/www.vskills.in\/certification\/tutorial\/#organization\"},\"potentialAction\":[{\"@type\":\"SearchAction\",\"target\":{\"@type\":\"EntryPoint\",\"urlTemplate\":\"https:\/\/www.vskills.in\/certification\/tutorial\/?s={search_term_string}\"},\"query-input\":{\"@type\":\"PropertyValueSpecification\",\"valueRequired\":true,\"valueName\":\"search_term_string\"}}],\"inLanguage\":\"en-US\"},{\"@type\":\"Organization\",\"@id\":\"https:\/\/www.vskills.in\/certification\/tutorial\/#organization\",\"name\":\"Vskills\",\"url\":\"https:\/\/www.vskills.in\/certification\/tutorial\/\",\"logo\":{\"@type\":\"ImageObject\",\"inLanguage\":\"en-US\",\"@id\":\"https:\/\/www.vskills.in\/certification\/tutorial\/#\/schema\/logo\/image\/\",\"url\":\"https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2017\/07\/vskills-min-logo.jpg\",\"contentUrl\":\"https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2017\/07\/vskills-min-logo.jpg\",\"width\":73,\"height\":55,\"caption\":\"Vskills\"},\"image\":{\"@id\":\"https:\/\/www.vskills.in\/certification\/tutorial\/#\/schema\/logo\/image\/\"},\"sameAs\":[\"https:\/\/www.facebook.com\/vskills.in\/\",\"https:\/\/x.com\/vskills_in\",\"https:\/\/www.linkedin.com\/company-beta\/1371554\/\",\"https:\/\/www.youtube.com\/channel\/UCMWnscxPwRF_PqXo9B7q_Tw\"]}]}<\/script>\n<!-- \/ Yoast SEO plugin. -->","yoast_head_json":{"title":"Basic Concepts Tutorials","description":"Basic Concepts Tutorials. Control charts are used to plot data over time and identify both Common Cause variation and Special Cause variation.","robots":{"index":"index","follow":"follow","max-snippet":"max-snippet:-1","max-image-preview":"max-image-preview:large","max-video-preview":"max-video-preview:-1"},"canonical":"https:\/\/www.vskills.in\/certification\/tutorial\/basic-concepts-4\/","og_locale":"en_US","og_type":"article","og_title":"Basic Concepts Tutorials","og_description":"Basic Concepts Tutorials. Control charts are used to plot data over time and identify both Common Cause variation and Special Cause variation.","og_url":"https:\/\/www.vskills.in\/certification\/tutorial\/basic-concepts-4\/","og_site_name":"Tutorial","article_publisher":"https:\/\/www.facebook.com\/vskills.in\/","article_modified_time":"2024-04-12T08:49:44+00:00","og_image":[{"url":"https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2020\/12\/1Z0-1050-20-Oracle-Payroll-Cloud-2020-Implementation-Essentials-1-1.png","type":"","width":"","height":""}],"twitter_misc":{"Est. reading time":"2 minutes"},"schema":{"@context":"https:\/\/schema.org","@graph":[{"@type":"WebPage","@id":"https:\/\/www.vskills.in\/certification\/tutorial\/basic-concepts-4\/","url":"https:\/\/www.vskills.in\/certification\/tutorial\/basic-concepts-4\/","name":"Basic Concepts Tutorials","isPartOf":{"@id":"https:\/\/www.vskills.in\/certification\/tutorial\/#website"},"primaryImageOfPage":{"@id":"https:\/\/www.vskills.in\/certification\/tutorial\/basic-concepts-4\/#primaryimage"},"image":{"@id":"https:\/\/www.vskills.in\/certification\/tutorial\/basic-concepts-4\/#primaryimage"},"thumbnailUrl":"https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2020\/12\/1Z0-1050-20-Oracle-Payroll-Cloud-2020-Implementation-Essentials-1-1.png","datePublished":"2014-03-16T02:54:09+00:00","dateModified":"2024-04-12T08:49:44+00:00","description":"Basic Concepts Tutorials. Control charts are used to plot data over time and identify both Common Cause variation and Special Cause variation.","breadcrumb":{"@id":"https:\/\/www.vskills.in\/certification\/tutorial\/basic-concepts-4\/#breadcrumb"},"inLanguage":"en-US","potentialAction":[{"@type":"ReadAction","target":["https:\/\/www.vskills.in\/certification\/tutorial\/basic-concepts-4\/"]}]},{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.vskills.in\/certification\/tutorial\/basic-concepts-4\/#primaryimage","url":"https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2020\/12\/1Z0-1050-20-Oracle-Payroll-Cloud-2020-Implementation-Essentials-1-1.png","contentUrl":"https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2020\/12\/1Z0-1050-20-Oracle-Payroll-Cloud-2020-Implementation-Essentials-1-1.png","width":961,"height":150},{"@type":"BreadcrumbList","@id":"https:\/\/www.vskills.in\/certification\/tutorial\/basic-concepts-4\/#breadcrumb","itemListElement":[{"@type":"ListItem","position":1,"name":"Home","item":"https:\/\/www.vskills.in\/certification\/tutorial\/"},{"@type":"ListItem","position":2,"name":"Basic Concepts of Statistical Process Control (SPC)"}]},{"@type":"WebSite","@id":"https:\/\/www.vskills.in\/certification\/tutorial\/#website","url":"https:\/\/www.vskills.in\/certification\/tutorial\/","name":"Tutorial","description":"Vskills - A initiative in elearning and certification","publisher":{"@id":"https:\/\/www.vskills.in\/certification\/tutorial\/#organization"},"potentialAction":[{"@type":"SearchAction","target":{"@type":"EntryPoint","urlTemplate":"https:\/\/www.vskills.in\/certification\/tutorial\/?s={search_term_string}"},"query-input":{"@type":"PropertyValueSpecification","valueRequired":true,"valueName":"search_term_string"}}],"inLanguage":"en-US"},{"@type":"Organization","@id":"https:\/\/www.vskills.in\/certification\/tutorial\/#organization","name":"Vskills","url":"https:\/\/www.vskills.in\/certification\/tutorial\/","logo":{"@type":"ImageObject","inLanguage":"en-US","@id":"https:\/\/www.vskills.in\/certification\/tutorial\/#\/schema\/logo\/image\/","url":"https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2017\/07\/vskills-min-logo.jpg","contentUrl":"https:\/\/www.vskills.in\/certification\/tutorial\/wp-content\/uploads\/2017\/07\/vskills-min-logo.jpg","width":73,"height":55,"caption":"Vskills"},"image":{"@id":"https:\/\/www.vskills.in\/certification\/tutorial\/#\/schema\/logo\/image\/"},"sameAs":["https:\/\/www.facebook.com\/vskills.in\/","https:\/\/x.com\/vskills_in","https:\/\/www.linkedin.com\/company-beta\/1371554\/","https:\/\/www.youtube.com\/channel\/UCMWnscxPwRF_PqXo9B7q_Tw"]}]}},"_links":{"self":[{"href":"https:\/\/www.vskills.in\/certification\/tutorial\/wp-json\/wp\/v2\/pages\/42577","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.vskills.in\/certification\/tutorial\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.vskills.in\/certification\/tutorial\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.vskills.in\/certification\/tutorial\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.vskills.in\/certification\/tutorial\/wp-json\/wp\/v2\/comments?post=42577"}],"version-history":[{"count":9,"href":"https:\/\/www.vskills.in\/certification\/tutorial\/wp-json\/wp\/v2\/pages\/42577\/revisions"}],"predecessor-version":[{"id":94404,"href":"https:\/\/www.vskills.in\/certification\/tutorial\/wp-json\/wp\/v2\/pages\/42577\/revisions\/94404"}],"wp:attachment":[{"href":"https:\/\/www.vskills.in\/certification\/tutorial\/wp-json\/wp\/v2\/media?parent=42577"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.vskills.in\/certification\/tutorial\/wp-json\/wp\/v2\/categories?post=42577"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.vskills.in\/certification\/tutorial\/wp-json\/wp\/v2\/tags?post=42577"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}