Question: 2. [30 marks] (Linear Regression) Please derive the least squares cost function (0) under a set of probabilistic assumptions, or explain why the least squares

2. [30 marks] (Linear Regression) Please derive the least squares cost

2. [30 marks] (Linear Regression) Please derive the least squares cost function (0) under a set of probabilistic assumptions, or explain why the least squares cost function J) is a reasonable choice when choosing from the probabilistic view. (Hint: probabilistic assumption and maximum likelihood estimation)

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