While doing a homework assignment, you fit a Linear Model to your data set. You are thinking about changing the Linear Model to a Quadratic one. Which of the following is most likely true:
1) Using the Quadratic Model will decrease your Irreducible Error
2) Using the Quadratic Model will decrease your Reducible Error
3) Using the Quadratic Model will decrease the Variance of your model
4) Using the Quadratic Model will decrease the Bias of Model your model