Machine Learningscikit-learn 1.9.1 · xgboost 3.4.1 · Python 3.12+
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Linear regression quiz

Question 1 of 5

For the points (1,1), (2,2), (3,3) and hθ(x) = θ1·x, what is J(θ1) at θ1 = 0.5?

Getting one wrong here is cheaper than getting it wrong in your own code.