Alright. Stick with me. I had this idea when I was scrunching my hair this morning in a hotel in Long Island while on Spring Break. I'm sure this is also the situation that inspired Salk to create the polio vaccine.  So, stats tables. These are tricky to teach because we don't use them, right? Not as mid-level statisticians. The software computes a test statistic, looks up that statistic on the appropriate table, and then reports a p -value. But, simultaneously, the students need to understand what is going on "under the hood."  This is a thing that always catches me up in class. Given how we do statistics nowadays, I spend all this freaking time explaining something of very little real-world value. Sorry, Fisher! Sometimes it feels like I'm trying to teach them how to decode something. But I may have thought of an easier way to explain it. While scrunching. ANYWAY. I was scrunching my hair, and I thought, "Oh, test statistics tables ( F , t , X2) are like...