(Choose 1 answer)
A. X is 14x3, y is 14x1, → is 3x3
B. X is 14x3, y is 14x1, 0 is 3x1
C. X is 14x4, y is 14x4, O is 4x4
D. X is 14x4. y is 14x1, 0 is 4x1
Suppose you have = 14 training examples with 3 features (excluding the additional all-ones feature for the intercept term, which you should add). The normal equation is 0= (XX)-Xy. For the given values of mand, what are the dimensions of 0, X, and y in this equation?
El 19
