CSEMP assessment of CB52 in sediment at Fladen Ground
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | 68.10 | 74.10 | -31.05 | 62.10 | | | |
| linear | 2 | 68.96 | 84.96 | -30.48 | 60.96 | 1.139 | 1 | 0.2860 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2005 | 2018 | -2.2534 | -0.7070 | 1.5465 | 1.2695 | 1.218 | 0.2901 |
| last 20 years | 2005 | 2018 | -2.2534 | -0.7070 | 1.5465 | 1.2695 | 1.218 | 0.2901 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 0.4931 | 0.1200 | -1.4133 | 0.9045 | -1.562 | 0.9034 |
| EAC | 0.4931 | 2.7000 | 1.7002 | 0.9045 | 1.880 | 0.0667 |
Raw data with supporting information
Raw data with assessment
Assessment plot
Chlorobiphenyls data
Chlorobiphenyls assessment
Related pages
