CSEMP assessment of CB101 in biota at South Eddystone
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | 49.03 | 52.63 | -21.52 | 43.03 | | | |
| linear | 2 | 50.83 | 58.83 | -21.42 | 42.83 | 0.200 | 1 | 0.6545 |
| smooth (df = 2) | 3 | 52.71 | 69.38 | -21.35 | 42.71 | 0.121 | 1 | 0.7279 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2005 | 2018 | 0.5122 | 0.3180 | -0.1942 | 0.4289 | -0.453 | 0.6666 |
| last 20 years | 2005 | 2018 | 0.5122 | 0.3180 | -0.1942 | 0.4289 | -0.453 | 0.6666 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 1.374 | 0.080 | -2.8438 | 0.2694 | -10.555 | 1.0000 |
| EAC | 1.374 | 23.716 | 2.8481 | 0.2694 | 10.572 | <0.0001 |
Raw data with supporting information
Raw data with assessment
Assessment plot
Chlorobiphenyls data
Chlorobiphenyls assessment
Related pages
