Survivorship bias kills your landing pages (and how to beat it)
By Asger & Erik, Founders of Kewise.com
You burn ads. You stare at Google Analytics. You run A/B tests barely improve things. You ask your loyal customers for feedback. They say they love the product. Everything looks great.
But your conversions flatline. Profit walks out the door every single day. You have no clue why.
The problem is survivorship bias.
It is the invisible filter blinding your marketing. It is why you optimize in the dark and waste money on leaking landing pages.
What is survivorship bias?
Picture bombers returning from war. They are covered in bullet holes. The wings and tail are shredded. Engineers want to reinforce the spots with holes.
That was a fatal mistake.
Image: WWII bomber showing bullet holes concentrated on returning aircraft.
The planes that never came back, where the ones shot down, because they took hits to the engine or vital parts.
In your business, your current customers are the planes that came home. They survived your bad landing page. They survived your confusing pricing.
In business: Survivorship bias means you only listen to the people who already bought.
The customers who bought, get a survey. The customers who stayed, become your data. The customers who left, are gone forever.
Your data is infected. You optimize for the 10% who understood your pitch. The 90% who gave up in frustration remain a mystery.
Your customer feedback is biased garbage
Most experts say you should ask your customers.
It sounds smart. It is not.
Your happy customers cannot tell you why your perfect leads never bought. They cannot see the friction. They got past it.
Your survivors pat you on the back. They say your tool is intuitive.
But what about the marketing director with a massive budget? He landed on your site. He spent 12 seconds. He got confused by your offer. He closed the tab.
He never answers a survey. He is ghosted.
When you only listen to fans, you build an echo chamber. You polish the wings while your engine is on fire.
The false security of your current marketing tools
You know you are losing people. So you turn to the standard playbook.
You look at Analytics. It is a rearview mirror. It tells you exactly where people left. It never tells you why.
You run A/B tests. You change a headline. You change a button color. But without thousands of daily visitors, you wait months for statistical significance. It is expensive guesswork.
So you try manual user testing. You hire an agency or pay five people from the street to click through your site.
This is the ultimate false security.
It is a slow, expensive detour. It takes weeks. You lose 14 days of ad spend before you even get results.
Worse, the test subjects are polite. They are not your real, ruthless buyers. They survive your flow because you pay them to. They do not have the real pain your product solves.
The solution: Watch your ideal customers fail
It is not complicated. You need a user test.
But not with random test subjects. You need them to match your ideal customer profile (ICP). The ones who are perfect to your business on paper.
When they try to navigate your critical landing pages, you finally start to understand.
You will see your blind spots. The friction and exactly where your landing pages have some serious leaks.
That is the raw truth. Your solution to survivorship bias.
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