CSEMP assessment of CB101 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 | 66.38 | 75.38 | -30.19 | 60.38 | | | |
| linear | 2 | 67.41 | 99.41 | -29.70 | 59.41 | 0.971 | 1 | 0.3245 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2005 | 2018 | -2.8259 | -1.3997 | 1.4262 | 1.3224 | 1.079 | 0.3598 |
| last 20 years | 2005 | 2018 | -2.8259 | -1.3997 | 1.4262 | 1.3224 | 1.079 | 0.3598 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 0.2467 | 0.1400 | -0.5664 | 0.9305 | -0.609 | 0.7071 |
| EAC | 0.2467 | 3.0000 | 2.4983 | 0.9305 | 2.685 | 0.0374 |
Raw data with supporting information
Raw data with assessment
Assessment plot
Chlorobiphenyls data
Chlorobiphenyls assessment
Related pages
