CSEMP assessment of CB138 in sediment at Bann Estuary
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | 84.40 | 90.40 | -39.20 | 78.40 | | | |
| linear | 2 | 86.40 | 102.40 | -39.20 | 78.40 | 0.000 | 1 | 0.9957 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2001 | 2018 | -2.9029 | -2.9091 | -0.0062 | 1.1697 | -0.005 | 0.9960 |
| last 20 years | 2001 | 2018 | -2.9029 | -2.9091 | -0.0062 | 1.1697 | -0.005 | 0.9960 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 0.055 | 0.150 | 1.012 | 0.541 | 1.869 | 0.0675 |
| EAC | 0.055 | 7.900 | 4.976 | 0.541 | 9.190 | 0.0004 |
Raw data with supporting information
Raw data with assessment
Assessment plot
Chlorobiphenyls data
Chlorobiphenyls assessment
Related pages
