CSEMP assessment of CB180 in biota at Forth estuary @ Blackness
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | 28.78 | 34.78 | -11.39 | 22.78 | | | |
| linear | 2 | 30.62 | 46.62 | -11.31 | 22.62 | 0.168 | 1 | 0.6815 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 1999 | 2014 | -1.8931 | -1.6392 | 0.2540 | 0.5594 | 0.454 | 0.6734 |
| last 20 years | 1999 | 2014 | -1.8931 | -1.6392 | 0.2540 | 0.5594 | 0.454 | 0.6734 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 0.194 | 0.098 | -0.686 | 0.330 | -2.081 | 0.9470 |
| EAC | 0.194 | 6.097 | 3.447 | 0.330 | 10.459 | 0.0002 |
Raw data with supporting information
Raw data with assessment
Assessment plot
Chlorobiphenyls data
Chlorobiphenyls assessment
Related pages
