{"id":260532,"date":"2016-08-10T02:00:00","date_gmt":"2016-08-09T23:00:00","guid":{"rendered":"http:\/\/www.fyysika.ee\/?guid=a780a3312c67905b8aa1079c68db27d9"},"modified":"2016-08-10T02:00:00","modified_gmt":"2016-08-09T23:00:00","slug":"development-and-validation-of-the-photoelectric-effect-concept-inventory","status":"publish","type":"post","link":"https:\/\/www.fyysika.ee\/?p=260532","title":{"rendered":"Development and validation of the photoelectric effect concept inventory"},"content":{"rendered":"<p>This study aims to develop a multiple-choice instrument for determining students\u2019 concepts about the<br \/>\nphotoelectric effect. To develop the instrument, 30 students taking the Modern Physics course were<br \/>\ninterviewed to determine their misconceptions about the photoelectric effect. These misconceptions<br \/>\nwere compared with the misconceptions set out in the literature so that a decision could be made to<br \/>\ndefine the questions and distractors to be used in the instrument. The content validity of the<br \/>\ninventory was achieved on the basis of the feedback received from ten experts. The inventory was<br \/>\nadministered to 295 students enrolled in the Physics Teaching and Science Teaching Departments and<br \/>\ndiscrimination index, difficulty index, and point biserial coefficient values were determined for<br \/>\neach item. Cronbach\u2019s alpha coefficient was calculated for the whole of the test. The results of the<br \/>\nanalysis reveal that the inventory is both valid and reliable.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>This study aims to develop a multiple-choice instrument for determining students\u2019 concepts about the<br \/>\nphotoelectric effect. To develop the instrument, 30 students taking the Modern Physics course were<br \/>\ninterviewed to determine their misconceptions ab&#8230;<\/p>\n","protected":false},"author":1,"featured_media":0,"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":[178],"tags":[],"class_list":{"0":"post-260532","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-rss-fuusikaharidus","7":"entry"},"_links":{"self":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/260532","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=260532"}],"version-history":[{"count":0,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/260532\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=260532"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=260532"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=260532"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}