y1 | Coef. | Std. Err. | t | p > t | 95% Conf. | Interval |
Heptachlore | 5.921637 | 5.712366 | 1.04 | 0.305 | −5.563844 | 17.40712 |
Aldrine | 14.26146 | 6.018301 | 2.37 | 0.022 | 2.160854 | 26.36207 |
Endosulfan | 1.657955 | 2.945423 | 0.56 | 0.576 | −4.264215 | 7.580125 |
Hexachloro-benzene | 5.3886 | 2.085737 | −2.58 | 0.013 | −9.582257 | −1.19495 |
dieldrine | −7.91355 | 8.929184 | −0.89 | 0.38 | −25.86687 | 10.03978 |
chlordane | −1.30459 | 3.169409 | −0.41 | 0.682 | −7.677114 | 5.067935 |
lindane | −3.41232 | 8.729988 | −0.39 | 0.698 | −20.96513 | 14.1405 |
β-BHC | 19.38133 | 7.802382 | 2.48 | 0.017 | 3.693587 | 35.06907 |
∆-BHC | −7.27033 | 5.919586 | −1.23 | 0.225 | −19.17246 | 4.631794 |
Dichloro-biphenyl | 3.476438 | 1.880966 | 1.85 | 0.071 | −0.3054978 | 7.258374 |
Endrine aldéhyde | −0.00019 | 0.000409 | −0.45 | 0.651 | −0.0010093 | 0.000637 |
_cons | 1.243286 | 0.363495 | 3.42 | 0.001 | 0.5124307 | 1.974142 |