How Do You Predict Numeric Things?

I think this was specifically with like confidence balance and stuff. So predicting numeric things like, when was George Washington born? Give me a 20% or an 80% confidence interval for the years. And people can get like, okay at doing this eventually. Or like be truly- It's certainly better than we started out that. Between acting and why date, like how many hurricanes happened to the world? Right, you know, things you can feel like for, but don't actually know.