Your question is Explaining Statistical Power Clearly. Take a moment with it on the right.
Talk me through your thinking if you like. When you're confident, submit your answer and I'll grade it like a real screen (7/10 or better passes).
You are in a research planning meeting, and a Product Manager wants to launch a study immediately. You know the team has not checked whether the study is powered to detect the effect size they care about, and the PM wants a plain-English explanation.
Explain statistical power to a Product Manager who wants to launch a study immediately.