CSEMP assessment of CB101 in biota at Amble
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | 132.97 | 135.22 | -63.48 | 126.97 | | | |
| linear | 2 | 134.90 | 139.47 | -63.45 | 126.90 | 0.073 | 1 | 0.7865 |
| smooth (df = 2) | 3 | 136.82 | 145.15 | -63.41 | 126.82 | 0.078 | 1 | 0.7803 |
| smooth (df = 3) | 4 | 136.96 | 151.36 | -62.48 | 124.96 | 1.859 | 1 | 0.1728 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 1999 | 2017 | -0.2189 | -0.4216 | -0.2026 | 0.7339 | -0.276 | 0.7887 |
| last 20 years | 1999 | 2017 | -0.2189 | -0.4216 | -0.2026 | 0.7339 | -0.276 | 0.7887 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 0.656 | 0.080 | -2.104 | 0.416 | -5.064 | 0.9997 |
| EAC | 0.656 | 23.716 | 3.588 | 0.416 | 8.634 | <0.0001 |
Raw data with supporting information
Raw data with assessment
Assessment plot
Chlorobiphenyls data
Chlorobiphenyls assessment
Related pages
