Interview Q&A / Machine Learning
Machine Learning interview questions
Supervised vs unsupervised learning, overfitting, metrics and the classic models, explained simply.
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- Fit a line to the points (1,2), (2,4), (3,5) and compute R squared.
Slope = 1.5, intercept = 0.667, so y = 0.667 + 1.5x. R squared = 1 - 0.1667/4.6667, about 0.964: the line explains about 96% of the variation in y.
IntermediateQuick answer1 min read