Why A/B Test At All

Sometimes experiments are wasted effort. Sometimes they're theatre. An ex-Meta PM walks through the five decisions that separate a real experiment from testing theatre - primary vs. guardrail metrics, and pre-committing to ship/no-ship/retest before you look at results. FIND_VIDEO: search 'Dianna Yau 5 steps before running a product A/B test experiment' - recommended channel: Dianna Yau. Aim for 11 min or under.