When 2+2=4 is Wrong, the Case Against Irrelevant Travel Forecasting Research
“What?!”, you say. “2+2=4 is an established mathematical fact. It cannot be wrong.” Yes, 2+2=4 has lots of valid applications, such as counting toy blocks. It can even work for adding up vehicle trips on links. It does not work for standard deviations of independent random variables, where 2+2=2.828 (approximately). I am taking issue with …