42-AI / bootcamp_machine-learning

Bootcamp to learn basics in Machine Learning
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233 ml00 ex01 correction wrong examples #234

Open madvid opened 2 years ago

madvid commented 2 years ago

update des formules pour la sample variance et la sample standard deviation

qfeuilla commented 2 years ago

i don't understand the (m - 1) in the first formula you changed, after the last '=' on top of the sigma. image How come the equation are equivalent by changing just that ?