Conversion Optimization Cheat Sheet 2026

The 30 highest-yield Conversion Optimization facts, distilled from real exam questions. Print it, save it as a PDF, or study it here — free, no sign-up.

1. What is the CRO formula? → Leads Generated / Website Traffic x 100
2. Why is it important to run A/B tests for full business cycles (e.g., full weeks)? → To account for day-of-week behavioral patterns that could skew results
3. Because the advertisement featured a product they were already interested in, 48% of individuals clicked it. → False
4. Which of the following claims regarding CRO is accurate? → Improve user base
5. Why do high-converting landing pages typically remove the main navigation menu? → To eliminate distractions and keep visitors focused on the single conversion goal
6. What is 'social proof copy' in the context of conversion rate optimization? → Testimonials, reviews, case studies, and trust indicators embedded in conversion copy
7. What is a 'control' in an A/B test? → The original, unchanged version of the page
8. What is 'peeking' in A/B testing and why is it problematic? → Stopping a test early after seeing an early winner, which inflates false-positive rates
9. An evergreen landing page is what? → A landing page that stays live and fresh all year
10. What is the 'above-the-fold' copy rule in CRO? → The most critical value proposition and CTA should be visible without scrolling
11. In Bayesian A/B testing, what does 'probability to be best' represent? → The likelihood that a variant is the true winner based on observed data
12. Which of the following is the most effective call-to-action (CTA) copy approach? → Get My Free Quote Now
13. What testing technique is most frequently utilized to increase conversions? → A/B testing
14. Send your visitors to: using your PPC Adwords campaign. → A targeted landing page
15. Which headline writing technique has been shown to most effectively increase click-through rates? → Incorporating specific numbers and data points (e.g., 'Increase Sales by 37%')
16. Which tool feature helps prevent 'flicker effect' in client-side A/B testing? → Anti-flicker snippet or async hiding technique that hides the page until the variant loads
17. What does CRO's full name mean? → Conversion Rate Optimization
18. Which copywriting framework is most commonly used for structuring persuasive conversion copy? → AIDA (Attention, Interest, Desire, Action)
19. Which of these best describes how conversion optimization works? → Making small incremental changes over time and seeing which change has the best results
20. What are the two essential elements of a successful business for conversion optimization? → Customer Focus and Continuous Improvement
21. When do the benefits of conversion rate optimization start to fade? → Never
22. What is 'test pollution' in A/B testing? → When external factors skew test results, making them unreliable
23. What do transactional landing pages serve? → To persuade a visitor to complete a undertaking such as filling out a form
24. What does 'specificity' in copywriting do for conversion rates? → It increases credibility and believability, making claims more trustworthy and actionable
25. What element of conversion rate optimization is frequently ignored? → Website performance
26. What role does 'urgency copy' play in CRO? → It creates time-pressure or scarcity signals that motivate immediate action
27. What distinguishes a landing page from a squeeze page? → A squeeze page is a standalone page that has no follow up action
28. What does 'statistical significance' mean in the context of an A/B test? → The test results are unlikely to be due to random chance
29. What about CRO is accurate? → All of the above
30. Which type of A/B test traffic split is most common for standard experiments? → 50/50 split between control and variation