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Machine Learning Foundations · Quiz 1 · 23 Feb 2025 · January 2025 term

Question 4: Which of the following is the best second-order polynomia…

Question 4

+3 marksOne correct option

Which of the following is the best second-order polynomial that fits the dataset by the least sum of squares method?

min⁡θ0,θ1,θ2∑i=13(yi−(θ0+θ1xi+θ2xi2))2\min_{\theta_0, \theta_1, \theta_2} \sum_{i=1}^{3} (y_i - (\theta_0 + \theta_1 x_i + \theta_2 x_i^2))^2

xx10-1
yy−1-111
  1. A
  2. B
  3. C
  4. D
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Correct answer

  • B
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Question 4 of 14 in the IIT Madras BS Machine Learning Foundations (MLF) Quiz 1 paper sat on 23 Feb 2025, in the January 2025 term (IIT M DIPLOMA AN EXAM QDD2 23 Feb 2025). It carries 3 marks.

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