Download our FREE ebook of 43 A/B testing case studies from the world's leading companies for test ideas and inspiration. Download Now

Optimizely Blog

Tips & Tricks for Building Your Experimentation Program

Big Sales on Small Screens: 7 Mobile eCommerce Optimization Tips to Make Customers Buy


Big Sales on Small Screens: 7 Mobile eCommerce Optimization Tips to Make Customers Buy

Many companies optimize landing pages for desktop users, but the mobile experience has lagged behind. Mobile ecommerce conversion rates are typically much lower than their desktop counterparts:   While these rates could be a result of the way customers interact with phones, there is another reason. Many ecommerce sites haven’t adapted their pages properly for mobile, causing a poor shopping […]

Great Hypothesis. Is That What You Actually Tested?


Great Hypothesis. Is That What You Actually Tested?

Disclaimer: This post was written without consulting anyone at Express.com or WhichTestWon. We, at Experiment Engine, are making big assumptions about the test and the analysis that might have gone on before and after on the test.  If your company is one of the smart ones that does hypothesis driven testing, make sure your test […]

4 Ways to Achieve High ROI Using the Crowd


4 Ways to Achieve High ROI Using the Crowd

Every company wants to grow faster. But not every company has the resources to make this happen. Whether it’s a lack of time, expertise, or headcount, something is missing. Without the right resources, a company could consider: growing slower, hiring internally, getting a consultant, or using the crowd. Here are 4 instances the crowd helped […]

The Secret to Revenue Growth Using Testing: Radical vs. Incremental


When A/B testing, companies are faced with multiple approaches to testing; a business may choose to test major changes that significantly affect their visitors’ experience or make smaller, incremental changes that continuously evolve the web page. Each method has its advantages and drawbacks and is used depending on the company’s optimization strategy, goals and customers. […]

9 Tips To Help You Run A/B Testing


Use quantitative and qualitative data to guide tests Before choosing which pages and elements to optimize, analyze the behavior of the users on your website using quantitative and qualitative data. Using quantitative data from Google Analytics, you can track which pages users are exiting before converting. Look for pages with a high exit rate or […]

Come and Test It


Come and Test It

Always be testing. That’s the mantra of the sophisticated online marketer, product manager, or startup CEO. I believe it, Google believes it, and I bet you believe it, too. The problem is, truly continuous A/B testing at the level that helps you out-perform your competitors is really hard to do: it not only takes tools, but also […]