> One thing that's maybe worth noting is that I've gotten a lot of mileage out in my career both out of being suspicious of discontinuities and figuring out whe

> One thing that's maybe worth noting is that I've gotten a lot of mileage out in my career both out of being suspicious of discontinuities and figuring out where they come from and also out of applying standard techniques to smooth out discontinuities. Just wanted to point out that quote from danluu. It's a really good practice to sit down and plot histograms, scatterplots and other visualizations and JUST THINK for a while before trying to cram the model you think applies.