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Conservation of Intent: The hidden reason why A/B tests aren’t as effective as they look

Andrew Chen

This is why you can’t add up your A/B test results. If you’re at a company that A/B tests everything and then announces the great results – that’s wonderful, of course, but just run the thought experiment of summing together all of those A/B tests. Rarely does it match.

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The red flags and magic numbers that investors look for in your startup’s metrics – 80 slide deck included!

Andrew Chen

Of course, as an investor you can’t run A/B tests or analyze results directly, but you can form hypotheses, ideate, and apply the same type of thinking. There’s a couple common frameworks to try to understand this, and one is the Growth Accounting Framework. How do you predict the future? Is it working and will it sustain?

Metrics 111
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a16z Podcast: Why paid marketing sucks, Network effects, Viral Growth, and more

Andrew Chen

You know, ecommerce, a lot of companies struggle with, “Okay, how do I get organic ecommerce traffic?” ” So most ecommerce companies rely heavily on paid user acquisition, you know, typically one of the interesting things is they degrade over time and they’re all competing for the same user.