How do you interpret the results from a logistic regression model?
Instruction: Explain the significance of the coefficients, the role of the logistic function, and how to evaluate model performance.
Context: This question assesses the candidate's understanding of logistic regression, including the mathematical foundation and its application in classification problems.
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For binary logistic regression, the linear score is z = b + sum_j beta_j x_j and the estimated positive-class probability is p = 1 / (1 + exp(-z)). Equivalently, log(p / (1 - p)) = z...