And so the question we should ask ourselves is, what questions in the world are statistical questions? So statistical, statistical questions. So let's come up with a definition for statistical question, the type of question where we would want to start bringing out our statistical, our statistical toolkit. Well, one possible way to think about when you need to bring out your statistical toolkit is these are questions that to answer them, to answer, you need to collect data with variability. To answer, you need to collect data with variability. And apologize for my handwriting. Data with variability.