% Script file to test people's OLS:

X = [0.5377    0.3188    3.5784    0.7254   -0.1241    0.6715
    1.8339   -1.3077    2.7694   -0.0631    1.4897   -1.2075
   -2.2588   -0.4336   -1.3499    0.7147    1.4090    0.7172
    0.8622    0.3426    3.0349   -0.2050    1.4172    1.6302];

Y = [ 0.4889    0.2939   -1.0689
    1.0347   -0.7873   -0.8095
    0.7269    0.8884   -2.9443
   -0.3034   -1.1471    1.4384];

idx=HW13Asol(X,Y)