{"id":3014,"date":"2022-03-04T09:36:15","date_gmt":"2022-03-04T09:36:15","guid":{"rendered":"https:\/\/newsroom.psyma.com\/de\/?p=3014"},"modified":"2022-03-09T10:39:20","modified_gmt":"2022-03-09T10:39:20","slug":"dr-frank-knapp-ueber-qualitaet-bei-river-sampling-stichproben","status":"publish","type":"post","link":"https:\/\/newsroom.psyma.com\/de\/themen\/online-reserach\/dr-frank-knapp-ueber-qualitaet-bei-river-sampling-stichproben\/","title":{"rendered":"Dr. Frank Knapp \u00fcber \u201eQualit\u00e4t bei River-Sampling-Stichproben\u201c"},"content":{"rendered":"<h3>Die G\u00fcte der Stichprobe eines Online-Samples und die Qualit\u00e4t der Datenerhebung innerhalb dieses Samples ist das Ergebnis unterschiedlichster Faktoren. Wir k\u00f6nnen die Quelle der Stichprobe und die Art der Stichprobenziehung unterscheiden und f\u00fcr jede Quelle und Art positive und negative Faktoren auf die G\u00fcte identifizieren.<\/h3>\n<p>Im Rahmen der BVM Fachtagung \"Qualit\u00e4t von Online-Umfragen beurteilen und sichern\" referiert unser CIO Dr. Frank Knapp zur Qualit\u00e4t bei River-Sampling-Stichproben.<\/p>\n<p>\u201eRiver Sampling\" ist im Vergleich zur Zufalls- oder Quotenstichprobe eher undefiniert. Zum Teil wird mit dem Begriff auch eine rein willk\u00fcrliche Rekrutierung \"verschleiert\". Eine halbwegs scharfe Abgrenzung ergibt sich als Touchpoint-bezogene Stichprobe. Dabei ist der Touchpoint Hauptbezugspunkt oder definiert die entscheidenden Merkmale. Das kann ausreichen, um eine geeignete Stichprobe zu beschreiben, Verzerrungen m\u00fcssen aber auch hier ber\u00fccksichtigt, korrigiert bzw. vermieden werden. Daher gelten auch hier die \u00fcblichen Qualit\u00e4tsstandards f\u00fcr wissenschaftliche Umfragen, wenn man valide Aussagen treffen m\u00f6chte.<\/p>\n<p>Der Vortrag beleuchtet die Aussagekraft entsprechender Stichproben sowie relevante Qualit\u00e4tsaspekte, insbesondere Verzerrungsquellen und ihre Behandlung.<\/p>\n<p><a href=\"https:\/\/www.bvm.org\/termine-weiterbildung\/fachtagungen\/fachtagung-detail\/qualitaet-von-online-umfragen-beurteilen-und-sichern\/?tx_bvmsymposia_symposia%5BseminarDate%5D=2022-03-30&amp;cHash=a0b8b5f4585b7f6271b562b7dd3d1382\" target=\"_blank\" rel=\"noopener\">Mehr Informationen zur Fachtagung des BVM &gt;&gt;&gt;<\/a><\/p>\n<p>&nbsp;<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Die G\u00fcte der Stichprobe eines Online-Samples und die Qualit\u00e4t der Datenerhebung innerhalb dieses Samples ist das Ergebnis unterschiedlichster Faktoren. Wir k\u00f6nnen die Quelle der Stichprobe<\/p>\n","protected":false},"author":23,"featured_media":3018,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_links_to":"","_links_to_target":""},"categories":[219],"tags":[1688,61,1687,1686,1685],"class_list":["post-3014","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-online-reserach","tag-bvm","tag-online-marktforschung","tag-rekrutierung","tag-stichprobe","tag-vortrag","grid_format-default"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.2 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Dr. Frank Knapp \u00fcber \u201eQualit\u00e4t bei River-Sampling-Stichproben\u201c<\/title>\n<meta name=\"description\" content=\"G\u00fcte der Stichprobe eines Online-Samples &amp; die Qualit\u00e4t der Datenerhebung innerhalb des Samples ist das Ergebnis unterschiedlichster Faktoren.\" \/>\n<meta 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