type 4 inter          -0.5      5.593
type 4 slope    -3.673e-06  4.109e-05
type 2 inter        -1.848    0.02734
type 2 slope    +4.269e-06  2.671e-07
type 1 inter        -1.798     0.0252
type 1 slope    +3.722e-06  1.873e-07