type 4 inter       +0.1843     0.1275
type 4 slope    +2.834e-06  1.147e-07
type 2 inter       +0.3482    0.03696
type 2 slope    +2.773e-06  3.401e-08
type 1 inter       +0.1475    0.04727
type 1 slope    +2.832e-06  4.034e-08