t % %reduct Variable bias bias p>t Region North U 37 4.7 0 . M 3.9 89.3 0.56 0.574 . Region West U -22.7 -2.94 0.003 . M 4.1 81.8 0.66 0.511 . Region East U 35.5 4.28 0 .
Variable % bias %reduct bias t p>t Region North U 37 4.7 0 . M 3.9 89.3 0.56 0.574 . Region West U -22.7 -2.94 0.003 . M 4.1 81.8 0.66 0.511 . Region East U 35.5 4.28 0 .
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