And I'll circle the statistical questions in yellow. And I encourage you to pause this video and try to figure this out yourself first. Look at each of these questions and think about whether you think you need statistics to answer this question or you don't need statistics, whether these are statistical questions or not. So I'm assuming you've given a pass at it, unless we can go through this together. So this first question is, how old are you? So we're talking about how old is a particular person. There is an answer here.