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Nobody would write R code the way this book is teaching. For that matter, nobody looking to do linear regression for data science in Python is doing their own m
by cwyers 8y ago
Nobody would write R code the way this book is teaching. For that matter, nobody looking to do linear regression for data science in Python is doing their own matrix math, either.
- minimaxir 8y agoA lot of MOOCs teach matrix algebra that way, which I admit I'm not fond of.
- conjectures 8y agoLinear regression should be regarded as the statistical equivalent of stripping down a rifle, reassembling it and checking its function. If you develop any statistical software, you're going to end up doing it at some point.