CSEMP assessment of DDE (p,p') in biota at New Brighton (Mersey)
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | -1.12 | 4.88 | 3.56 | -7.12 | | | |
| linear | 2 | 0.59 | 16.59 | 3.70 | -7.41 | 0.293 | 1 | 0.5885 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2002 | 2018 | 0.7507 | 0.5466 | -0.2041 | 0.3726 | -0.548 | 0.6129 |
| last 20 years | 2002 | 2018 | 0.7507 | 0.5466 | -0.2041 | 0.3726 | -0.548 | 0.6129 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 1.7273 | 0.1027 | -2.8226 | 0.2041 | -13.832 | 0.9999 |
Raw data with supporting information
Raw data with assessment
Assessment plot
Pesticides data
Pesticides assessment
Related pages
