1.0ACS Exams/acs-examskmurphy@uwm.edu/acs-exams/author/kmurphyuwm-edu/rich600338<blockquote class="wp-embedded-content" data-secret="v5SVMergUr"><a href="/acs-exams/instructors/research-development/item-analysis-projects/">Item Analysis Projects</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="/acs-exams/instructors/research-development/item-analysis-projects/embed/#?secret=v5SVMergUr" width="600" height="338" title="“Item Analysis Projects” — ACS Exams" data-secret="v5SVMergUr" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script> /*! This file is auto-generated */ !function(d,l){"use strict";l.querySelector&&d.addEventListener&&"undefined"!=typeof URL&&(d.wp=d.wp||{},d.wp.receiveEmbedMessage||(d.wp.receiveEmbedMessage=function(e){var t=e.data;if((t||t.secret||t.message||t.value)&&!/[^a-zA-Z0-9]/.test(t.secret)){for(var s,r,n,a=l.querySelectorAll('iframe[data-secret="'+t.secret+'"]'),o=l.querySelectorAll('blockquote[data-secret="'+t.secret+'"]'),c=new RegExp("^https?:$","i"),i=0;i<o.length;i++)o[i].style.display="none";for(i=0;i<a.length;i++)s=a[i],e.source===s.contentWindow&&(s.removeAttribute("style"),"height"===t.message?(1e3<(r=parseInt(t.value,10))?r=1e3:~~r<200&&(r=200),s.height=r):"link"===t.message&&(r=new URL(s.getAttribute("src")),n=new URL(t.value),c.test(n.protocol))&&n.host===r.host&&l.activeElement===s&&(d.top.location.href=t.value))}},d.addEventListener("message",d.wp.receiveEmbedMessage,!1),l.addEventListener("DOMContentLoaded",function(){for(var e,t,s=l.querySelectorAll("iframe.wp-embedded-content"),r=0;r<s.length;r++)(t=(e=s[r]).getAttribute("data-secret"))||(t=Math.random().toString(36).substring(2,12),e.src+="#?secret="+t,e.setAttribute("data-secret",t)),e.contentWindow.postMessage({message:"ready",secret:t},"*")},!1)))}(window,document); //# sourceURL=/acs-exams/wp-includes/js/wp-embed.min.js </script> Item Analysis – DIF, Complexity, Visual-Spatial, Item Order Effect, Item Stability These projects are aimed at studying examination items using various psychometric analyses and categorization rubrics. Differential item functioning (DIF) studies have been used to identify examination items with situational and persistence DIF; this work is helping us identify examination items that favor certain student … Continue reading →