Assume that X-1x1,x2 , ,xN,xN+1, . . . ,xN4M) and y = {-1, +1} with an unknown target function f : X y. The training data set D is (zi, y), . . . , (XN,yN). Define the off-training-set error of a hypothesis h with respect to f by (a) (6 pt) Say f(x) +1 for all z and +1 for x = x , and k is odd and 1