{"id":2660,"date":"2024-10-09T10:57:45","date_gmt":"2024-10-09T08:57:45","guid":{"rendered":"https:\/\/clooma.ai\/?post_type=ressource-pedagogiqu&#038;p=2660"},"modified":"2024-10-24T15:42:03","modified_gmt":"2024-10-24T13:42:03","slug":"linearity-study","status":"publish","type":"ressource-pedagogiqu","link":"https:\/\/clooma.ai\/en\/educational-resource\/linearity-study\/","title":{"rendered":"Gage linearity and bias study"},"content":{"rendered":"<p>Linearity in the context of <a href=\"https:\/\/competences.afnor.org\/actualites\/le-msa-measurement-system-analysis-de-quoi-sagit-il\">MSA<\/a>(Measurement System Analysis) refers to the ability of a measuring instrument to deliver results proportional to the measured quantity over the entire measurement range. In other words, an instrument is considered linear if it reacts consistently and proportionally to changes in the measured quantity.\u00a0<\/p>\n\n\n\n<p>When linearity is assessed as part of an MSA study, the focus is on how the instrument reacts over its entire measurement range. This often involves measuring a series of samples or reference values over the entire measurement range of the instrument, and analyzing the relationship between measured and actual values.&nbsp;<\/p>\n\n\n\n<p>Here are some key points related to linearity in the MSA context:&nbsp;<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li><strong>Constant response<\/strong> A linear instrument should display a constant response over its entire measuring range. This means that every increase or decrease in the measured quantity should be correctly reflected by a proportional variation in the instrument's output.\u00a0<\/li>\n\n\n\n<li><strong>Measurement range<\/strong> The linearity evaluation should cover the entire measurement range of the instrument. This ensures that linearity is assessed over the full range of values the instrument is designed to measure.\u00a0<\/li>\n\n\n\n<li><strong>Statistical Analysis<\/strong> To assess linearity, statistical methods can be used. These can include linear regression to model the relationship between measured values and reference values, and scatter plots to visualize the consistency of results.\u00a0<\/li>\n\n\n\n<li><strong>Correction if necessary<\/strong> If significant non-linearities are identified, adjustments or corrections may be necessary to improve the instrument's performance over the entire measurement range.\u00a0<\/li>\n<\/ul>\n\n\n\n<p>Linearity assessment is an important step in the analysis of measurement systems, to ensure that the results obtained are reliable and consistent over the entire measurement range of the instrument. It helps to ensure the accuracy of the measurements made by the measuring system.&nbsp;<\/p>","protected":false},"featured_media":0,"template":"","meta":{"_acf_changed":false},"menu-ressource-pedagogique":[26],"class_list":["post-2660","ressource-pedagogiqu","type-ressource-pedagogiqu","status-publish","hentry","menu-ressource-pedagogique-2-gage-rr"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Etude de lin\u00e9arit\u00e9 - Clooma<\/title>\n<meta name=\"description\" content=\"La lin\u00e9arit\u00e9 fait r\u00e9f\u00e9rence \u00e0 la capacit\u00e9 d&#039;un instrument de mesure \u00e0 fournir des r\u00e9sultats proportionnels \u00e0 la grandeur mesur\u00e9e.\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/clooma.ai\/en\/educational-resource\/linearity-study\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Etude de lin\u00e9arit\u00e9 - Clooma\" \/>\n<meta property=\"og:description\" content=\"La lin\u00e9arit\u00e9 fait r\u00e9f\u00e9rence \u00e0 la capacit\u00e9 d&#039;un instrument de mesure \u00e0 fournir des r\u00e9sultats proportionnels \u00e0 la grandeur mesur\u00e9e.\" \/>\n<meta property=\"og:url\" content=\"https:\/\/clooma.ai\/en\/educational-resource\/linearity-study\/\" \/>\n<meta property=\"og:site_name\" content=\"Clooma\" \/>\n<meta property=\"article:modified_time\" content=\"2024-10-24T13:42:03+00:00\" \/>\n<meta name=\"twitter:card\" content=\"summary_large_image\" \/>\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:\/\/clooma.ai\/ressource-pedagogiqu\/etude-de-linearite\/\",\"url\":\"https:\/\/clooma.ai\/ressource-pedagogiqu\/etude-de-linearite\/\",\"name\":\"Etude de lin\u00e9arit\u00e9 - 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