--- Interpolation Mode --- Array ( [0] => Array ( [temp] => 10 [conductor_60C] => 1.29 [conductor_70C] => 1.22 ) [1] => Array ( [temp] => 20 [conductor_60C] => 1.15 [conductor_70C] => 1.12 ) [2] => Array ( [temp] => 30 [conductor_60C] => 1 [conductor_70C] => 1 ) [3] => Array ( [temp] => 39 [conductor_60C] => 0.838 [conductor_70C] => 0.883 ) [4] => Array ( [temp] => 40 [conductor_60C] => 0.82 [conductor_70C] => 0.87 ) [5] => Array ( [temp] => 50 [conductor_60C] => 0.58 [conductor_70C] => 0.71 ) ) --- Regression Mode --- Array ( [0] => Array ( [temp] => 10 [conductor_60C] => 1.29 [conductor_70C] => 1.22 ) [1] => Array ( [temp] => 20 [conductor_60C] => 1.15 [conductor_70C] => 1.12 ) [2] => Array ( [temp] => 30 [conductor_60C] => 1 [conductor_70C] => 1 ) [3] => Array ( [temp] => 39 [conductor_60C] => 0.8105 [conductor_70C] => 0.8697 ) [4] => Array ( [temp] => 40 [conductor_60C] => 0.82 [conductor_70C] => 0.87 ) [5] => Array ( [temp] => 50 [conductor_60C] => 0.58 [conductor_70C] => 0.71 ) )