

{"id":817033,"date":"2022-05-27T16:38:00","date_gmt":"2022-05-27T16:38:00","guid":{"rendered":"https:\/\/www.questionpro.com\/blog\/non-reponse-biaisee-ce-quelle-est-comment-leviter\/"},"modified":"2023-09-20T08:24:46","modified_gmt":"2023-09-20T08:24:46","slug":"non-reponse-biaisee-ce-quelle-est-comment-leviter","status":"publish","type":"post","link":"https:\/\/www.questionpro.com\/blog\/fr\/non-reponse-biaisee-ce-quelle-est-comment-leviter\/","title":{"rendered":"Le biais de non-r\u00e9ponse : Qu&rsquo;est-ce que c&rsquo;est et comment l&rsquo;\u00e9viter ?"},"content":{"rendered":"<h2><b>Qu&rsquo;est-ce que le<\/b> <b>Le biais de non-r\u00e9ponse ?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Le biais de non-r\u00e9ponse est un type de biais d\u00fb aux diff\u00e9rences entre les personnes qui r\u00e9pondent aux enqu\u00eates et celles qui les abandonnent. La diff\u00e9rence entre les r\u00e9pondants et les non-r\u00e9pondants a un impact important sur l&rsquo;objectif. Il s&rsquo;agit \u00e9galement d&rsquo;un biais de participation.  <\/span><\/p>\n<p><span style=\"font-weight: 400;\">Cela peut se produire pour diverses raisons, notamment parce que certaines personnes mettent fin \u00e0 l&rsquo;enqu\u00eate en raison d&rsquo;une mauvaise conception de l&rsquo;enqu\u00eate, d&rsquo;autres parce qu&rsquo;on leur demande des informations confidentielles sur des activit\u00e9s ill\u00e9gales, et bien d&rsquo;autres encore.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Par exemple, une enqu\u00eate sur les jeux vid\u00e9o destin\u00e9e aux personnes de plus de 50 ans ne recevra probablement aucune r\u00e9ponse. M\u00eame le public vis\u00e9 n&rsquo;est pas le bon.<\/span><\/p>\n<h2><b>Pourquoi des enqu\u00eates et des \u00e9tudes ?<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">Nous vivons dans un monde o\u00f9 la population est nombreuse et o\u00f9 les cultures, les religions, les perceptions, l&rsquo;histoire, etc. sont vastes. Chacun est tr\u00e8s diff\u00e9rent des autres et nous ne pouvons qu&rsquo;essayer de cat\u00e9goriser les gens, mais nous \u00e9chouerons lourdement.  <\/span><\/p>\n<p><span style=\"font-weight: 400;\">Si deux personnes ont \u00ab\u00a0x\u00a0\u00bb traits similaires, la possibilit\u00e9 qu&rsquo;elles aiment ou n&rsquo;aiment pas, ou qu&rsquo;elles soient d&rsquo;accord ou pas d&rsquo;accord sur quelque chose est impr\u00e9visible. Il est donc pratiquement impossible de pr\u00e9dire le march\u00e9, la communaut\u00e9 ou un groupe de personnes. Quelle est alors la solution ?<\/span><\/p>\n<p><span style=\"font-weight: 400;\">Enqu\u00eates : nous r\u00e9alisons des enqu\u00eates et les \u00e9tudions pour comprendre le march\u00e9 ou toute autre tendance dans le monde. C&rsquo;est la raison pour laquelle les \u00ab\u00a0enqu\u00eates et \u00e9tudes\u00a0\u00bb ont une grande valeur dans tous les secteurs.  <\/span><\/p>\n<h2><b>Enqu\u00eates et NRB (biais de non-r\u00e9ponse)<\/b><\/h2>\n<p><span style=\"font-weight: 400;\">La question se pose maintenant de savoir comment le NRB (Non Response Bias) peut affecter l&rsquo;\u00e9tude. Chaque fois qu&rsquo;une enqu\u00eate est organis\u00e9e, des options\/choix sont propos\u00e9s aux personnes concern\u00e9es. Si une personne ne r\u00e9pond pas \u00e0 l&rsquo;enqu\u00eate, un rapport contenant des donn\u00e9es erron\u00e9es est cr\u00e9\u00e9.<\/span><\/p>\n<h3><b>Biais de non-r\u00e9ponse Explication math\u00e9matique :<\/b><\/h3>\n<p style=\"padding-left: 80px;\"><span style=\"font-weight: 400;\">Soit le nombre de participants 4 | =&gt; n=4<\/span><span style=\"font-weight: 400;\"><\/p>\n<p><\/span> <span style=\"font-weight: 400;\">Soit les options :<\/span><\/p>\n<ul>\n<li style=\"list-style-type: none;\">\n<ul>\n<li><span style=\"font-weight: 400;\">Option a<\/span><\/li>\n<li><span style=\"font-weight: 400;\">Option b<\/span><\/li>\n<li><span style=\"font-weight: 400;\">Option c<\/span><\/li>\n<li><span style=\"font-weight: 400;\">Option d<\/span><\/li>\n<\/ul>\n<\/li>\n<\/ul>\n<p style=\"padding-left: 80px;\"><span style=\"font-weight: 400;\"><br \/>\n<\/span> <b><i>Maintenant, si chaque utilisateur s\u00e9lectionne une option unique,<\/i><\/b><b><i><\/i><\/b><\/p>\n<p style=\"padding-left: 80px;\"><b>R\u00e9sultats de l&rsquo;enqu\u00eate :<\/b><\/p>\n<p style=\"padding-left: 160px;\"><span style=\"font-weight: 400;\">Option a<\/span> <span style=\"font-weight: 400;\">&#8211;<\/span> <span style=\"font-weight: 400;\">25%<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span> <span style=\"font-weight: 400;\">Option b<\/span> <span style=\"font-weight: 400;\">&#8211;<\/span> <span style=\"font-weight: 400;\">25%<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span> <span style=\"font-weight: 400;\">Option c<\/span> <span style=\"font-weight: 400;\">&#8211;<\/span> <span style=\"font-weight: 400;\">25%<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span> <span style=\"font-weight: 400;\">Option d<\/span> <span style=\"font-weight: 400;\">&#8211;<\/span> <span style=\"font-weight: 400;\">25%<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-359923\" src=\"https:\/\/www.questionpro.com\/blog\/wp-content\/uploads\/2022\/05\/image2-1.png\" alt=\"Biais de non-r\u00e9ponse 1\" width=\"466\" height=\"308\"><\/p>\n<p style=\"padding-left: 80px;\"><b><i>Maintenant, si un utilisateur ne participe pas \u00e0 l&rsquo;enqu\u00eate,<\/i><\/b><b><i><\/i><\/b><\/p>\n<p style=\"padding-left: 80px;\"><b>R\u00e9sultats de l&rsquo;enqu\u00eate :<\/b><\/p>\n<p style=\"padding-left: 160px;\"><span style=\"font-weight: 400;\">Option a<\/span> <span style=\"font-weight: 400;\">&#8211;<\/span> <span style=\"font-weight: 400;\">33.33%<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span> <span style=\"font-weight: 400;\">Option b<\/span> <span style=\"font-weight: 400;\">&#8211;<\/span> <span style=\"font-weight: 400;\">33.33%<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span> <span style=\"font-weight: 400;\">Option c<\/span> <span style=\"font-weight: 400;\">&#8211;<\/span> <span style=\"font-weight: 400;\">33.33%<\/span><span style=\"font-weight: 400;\"><br \/>\n<\/span> <span style=\"font-weight: 400;\">Option d<\/span> <span style=\"font-weight: 400;\">&#8211;<\/span> <span style=\"font-weight: 400;\">0%<\/span><\/p>\n<p><img loading=\"lazy\" decoding=\"async\" class=\"alignnone size-full wp-image-359914\" src=\"https:\/\/www.questionpro.com\/blog\/wp-content\/uploads\/2022\/05\/image1.png\" alt=\"Biais de non-r\u00e9ponse\" width=\"450\" height=\"321\"><\/p>\n<p style=\"padding-left: 80px;\"><b><i>Le pourcentage de ces options change de mani\u00e8re significative si l&rsquo;un des utilisateurs saute l&rsquo;enqu\u00eate ou ne la compl\u00e8te pas.<\/i><\/b><\/p>\n<p>&nbsp;<\/p>\n<h2><b>Qui est affect\u00e9 par le NRB (biais de non-r\u00e9ponse) ?<\/b><\/h2>\n<ul>\n<li><b>Secteur de la sant\u00e9 :<\/b><span style=\"font-weight: 400;\">  Le secteur de la sant\u00e9 souffre beaucoup du NRB (Non Response Bias) car il re\u00e7oit des donn\u00e9es fausses ou inexactes. Il est difficile de comprendre le probl\u00e8me et sa gravit\u00e9.<\/span><\/li>\n<li><b>Donn\u00e9es de recherche :  <\/b><span style=\"font-weight: 400;\">Lorsqu&rsquo;une recherche est en cours, il est important de disposer des bonnes informations pour r\u00e9soudre le probl\u00e8me. Nous pouvons prendre en consid\u00e9ration l&rsquo;exemple de COID-19. En raison de donn\u00e9es incompl\u00e8tes, nous n&rsquo;avons pas \u00e9t\u00e9 en mesure de comprendre l&rsquo;ampleur du probl\u00e8me et nous n&rsquo;avons pas r\u00e9ussi \u00e0 mobiliser les ressources n\u00e9cessaires.<\/span><\/li>\n<li><b>Ressources gouvernementales : <\/b><span style=\"font-weight: 400;\">&nbsp;Les ressources gouvernementales sont tr\u00e8s importantes dans tout pays et il n&rsquo;est pas possible de les utiliser efficacement tant que l&rsquo;on ne conna\u00eet pas la quantit\u00e9 de ressources n\u00e9cessaires et les mesures \u00e0 prendre pour optimiser l&rsquo;approche et les ressources.<\/span><\/li>\n<\/ul>\n<h2><b>Comment \u00e9viter le NRB (Non-Response Bias) ?<\/b><\/h2>\n<p><b>Utilisez des questions ferm\u00e9es.  <\/b><span style=\"font-weight: 400;\">Elles sont plus directes et ne n\u00e9cessitent pas de r\u00e9ponse descriptive. Les plateformes d&rsquo;enqu\u00eate telles que QuestionPro proposent un vaste ensemble de biblioth\u00e8ques de questions qui peuvent s&rsquo;av\u00e9rer tr\u00e8s utiles.<\/span><\/p>\n<p><b>Comprenez votre public cible.  <\/b><span style=\"font-weight: 400;\">La formulation des questions et l&rsquo;ensemble du contenu peuvent avoir une influence sur diff\u00e9rents publics.<\/span><\/p>\n<p><b>Offrir des r\u00e9compenses.  <\/b><span style=\"font-weight: 400;\">Offrir des r\u00e9compenses aux personnes interrog\u00e9es. Il peut s&rsquo;agir de cartes-cadeaux, etc. Pour cela, nous disposons aujourd&rsquo;hui d&rsquo;un logiciel d&rsquo;enqu\u00eate g\u00e9nial, comme QuestionPro, qui peut automatiser cette op\u00e9ration pour vous en un seul clic. Il vous suffit de d\u00e9finir les crit\u00e8res et tout se fera en une seule fois.<\/span><\/p>\n<p><b>Envoi de rappels aux r\u00e9pondants.  <\/b><span style=\"font-weight: 400;\">Certains r\u00e9pondants peuvent oublier de donner une r\u00e9ponse, des rappels automatis\u00e9s peuvent donc s&rsquo;av\u00e9rer tr\u00e8s utiles dans ce cas. Des plateformes comme QuestionPro proposent des fonctions g\u00e9niales d&rsquo;envoi de rappels planifi\u00e9s o\u00f9 vous pouvez ajouter des rappels planifi\u00e9s en un seul clic et c&rsquo;est tout.&nbsp;<\/span><\/p>\n<h2><b>&nbsp;Conclusion &nbsp; <\/b><span style=\"font-weight: 400;\">&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;<\/span><\/h2>\n<p><span style=\"font-weight: 400;\">Les biais peuvent \u00eatre l&rsquo;une des choses que l&rsquo;on ne peut pas \u00e9viter lors de la r\u00e9alisation d&rsquo;enqu\u00eates. Il est toutefois possible de les r\u00e9duire en s&rsquo;effor\u00e7ant de les emp\u00eacher de se produire.<\/span><\/p>\n<p><span style=\"font-weight: 400;\">La premi\u00e8re \u00e9tape consiste \u00e0 comprendre le biais de r\u00e9ponse et le biais de non-r\u00e9ponse qui peuvent \u00eatre caus\u00e9s par le chercheur ou le r\u00e9pondant. Parfois, ces biais peuvent \u00eatre involontaires, comme dans le cas d&rsquo;un r\u00e9pondant qui oublie de r\u00e9pondre \u00e0 une enqu\u00eate.<\/span><\/p>\n<p style=\"text-align: center;\"><a class=\"square-cta secondary-lined-cta\" href=\"https:\/\/www.questionpro.com\/a\/showEntry.do?sourceRef=blog\"><strong>CR\u00c9ER UN COMPTE GRATUIT<\/strong><\/a><\/p>\n<p><strong>Auteurs<\/strong>: Ashish Jangu &amp; Priyansh Datyal<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Qu&rsquo;est-ce que le Le biais de non-r\u00e9ponse ? Le biais de non-r\u00e9ponse est un type de biais d\u00fb aux diff\u00e9rences [&hellip;]<\/p>\n","protected":false},"author":80,"featured_media":711720,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[1442],"tags":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v20.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Le biais de non-r\u00e9ponse : Qu&#039;est-ce que c&#039;est et comment l&#039;\u00e9viter ? | QuestionPro<\/title>\n<meta name=\"description\" content=\"Le biais de non-r\u00e9ponse est un type de biais d\u00fb aux diff\u00e9rences entre les personnes qui r\u00e9pondent aux enqu\u00eates et celles qui les abandonnent.\" \/>\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.questionpro.com\/blog\/fr\/non-reponse-biaisee-ce-quelle-est-comment-leviter\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Le biais de non-r\u00e9ponse : Qu&#039;est-ce que c&#039;est et comment l&#039;\u00e9viter ? 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