You don’t. It’s fundamentally incompatible. But that’s fine. People are able to acquire knowledge in ways besides randomized, controlled, double-blind trials.

You don’t. It’s fundamentally incompatible. But that’s fine. People are able to acquire knowledge in ways besides randomized, controlled, double-blind trials. Nearly all knowledge is acquired in some other way. I say this as someone who writes A/B testing software for a living.