1.0Bryan Eisenberg & Jeffrey Eisenberghttps://www.bryaneisenberg.comBryan Eisenberghttps://www.bryaneisenberg.com/author/thegrok/rich600338<blockquote class="wp-embedded-content" data-secret="8dQSYnWT71"><a href="https://www.bryaneisenberg.com/landing-page-testing-testing-for-impact-not-variations/">Landing Page Testing: Testing for Impact Not Variations</a></blockquote><iframe sandbox="allow-scripts" security="restricted" src="https://www.bryaneisenberg.com/landing-page-testing-testing-for-impact-not-variations/embed/#?secret=8dQSYnWT71" width="600" height="338" title="“Landing Page Testing: Testing for Impact Not Variations” — Bryan Eisenberg & Jeffrey Eisenberg" data-secret="8dQSYnWT71" frameborder="0" marginwidth="0" marginheight="0" scrolling="no" class="wp-embedded-content"></iframe><script type="text/javascript"> /* <![CDATA[ */ /*! 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=https://www.bryaneisenberg.com/wp-includes/js/wp-embed.min.js /* ]]> */ </script> Last column I shared the following test, which I found “in the wild” and asked readers to identify the variables. Hoping that instead of testing all the variables you could narrow it down to the most meaningful variables so that you minimize the time and resources needed to complete the test.   Depending on how you want to define your variables, these two pages have around a dozen changes. Here is my list: Layout orientation. As I mentioned last time,…https://bryaneisenberg.wpengine.com/wp-content/uploads/2011/05/Tomazo-266x300.jpg