CSEMP assessment of CB101 in sediment at inner (Firth of Forth)
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | 137.96 | 139.35 | -65.98 | 131.96 | | | |
| linear | 2 | 137.51 | 140.18 | -64.75 | 129.51 | 2.454 | 1 | 0.1172 |
| smooth (df = 2) | 3 | 139.51 | 144.05 | -64.75 | 129.51 | 0.001 | 1 | 0.9738 |
| smooth (df = 3) | 4 | 139.09 | 146.29 | -63.54 | 127.09 | 2.420 | 1 | 0.1198 |
| smooth (df = 4) | 5 | 140.19 | 151.08 | -63.10 | 126.19 | 0.898 | 1 | 0.3434 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 1999 | 2018 | -0.3636 | -1.0993 | -0.7356 | 0.4480 | -1.642 | 0.1229 |
| last 20 years | 1999 | 2018 | -0.3636 | -1.0993 | -0.7356 | 0.4480 | -1.642 | 0.1229 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 0.3331 | 0.1400 | -0.8668 | 0.2446 | -3.544 | 0.9984 |
| EAC | 0.3331 | 3.0000 | 2.1979 | 0.2446 | 8.987 | <0.0001 |
Raw data with supporting information
__sdmn_cb101_au.jpg "Raw data with supporting information for assessment of CB101 in sediment at inner (Firth of Forth)")
Raw data with assessment
__sdmn_cb101_da.jpg "Raw data with assessment of CB101 in sediment at inner (Firth of Forth)")
Assessment plot
__sdmn_cb101_as.jpg "Assessment plot for CB101 in sediment at inner (Firth of Forth)")
Chlorobiphenyls data
__sdmn_chlrda.jpg "Chlorobiphenyls data for assessment of CB101 in sediment at inner (Firth of Forth)")
Chlorobiphenyls assessment
__sdmn_chlras.jpg "Chlorobiphenyls assessment of CB101 in sediment at inner (Firth of Forth)")
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