CSEMP assessment of CB138 in biota at Cork Hole (Wash)
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | 63.68 | 69.68 | -28.84 | 57.68 | | | |
| linear | 2 | 63.86 | 79.86 | -27.93 | 55.86 | 1.816 | 1 | 0.1777 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 1999 | 2015 | 0.2059 | -1.4414 | -1.6473 | 1.1324 | -1.455 | 0.2194 |
| last 20 years | 1999 | 2015 | 0.2059 | -1.4414 | -1.6473 | 1.1324 | -1.455 | 0.2194 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 0.237 | 0.098 | -0.8835 | 0.7657 | -1.154 | 0.8436 |
| EAC | 0.237 | 4.121 | 2.8575 | 0.7657 | 3.732 | 0.0101 |
Raw data with supporting information
Raw data with assessment
Assessment plot
Chlorobiphenyls data
Chlorobiphenyls assessment
Related pages
