Write a function to generate a training set of size m
randomly generate a weight vector ω εR ¹⁰, normalize length
generate a training set {(xᵢ, yᵢ)} of size m
xᵢ: random vector in R¹⁰ from N(0, 1)
Yᵢ: {0, +1} with P[y = +1] = o(ω · Xi) and P[y = 0] = 1 - (ω ·xᵢ)