So they'd need more robust experimental designs and statistical methods. They exist. And unlike the university context, there’s a glut of data. A basic techni

So they'd need more robust experimental designs and statistical methods. They exist. And unlike the university context, there’s a glut of data. A basic technique: https://en.wikipedia.org/wiki/Inverse_probability_weighting https://en.wikipedia.org/wiki/Inverse_probability_weighting Or https://papers.ssrn.com/sol3/papers.cfm?abstract_id=4384809 https://papers.ssrn.com/sol3/papers.cfm?abstract_id=4384809