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by karolisd 4915 days ago
8) Have a hypothesis of what you're testing and control for variables. Run a MVT test if you're changing a lot of things. If the test wins and it's implemented, everyone is happy and people don't ask too many questions. If it loses, what have you learned? Test a hypothesis.

If a client looks at a comp for a test and asks to change something, I always ask them, "What hypothesis are we testing with that change?"