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 | 125.99 | 127.49 | -60.00 | 119.99 | | | |
| linear | 2 | 127.39 | 130.30 | -59.69 | 119.39 | 0.608 | 1 | 0.4355 |
| smooth (df = 2) | 3 | 126.76 | 131.76 | -58.38 | 116.76 | 2.629 | 1 | 0.1049 |
| smooth (df = 3) | 4 | 128.74 | 136.74 | -58.37 | 116.74 | 0.013 | 1 | 0.9092 |
| smooth (df = 4) | 5 | 129.54 | 141.79 | -57.77 | 115.54 | 1.200 | 1 | 0.2734 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 1999 | 2016 | -0.5016 | -0.8090 | -0.3074 | 0.3857 | -0.797 | 0.4398 |
| last 20 years | 1999 | 2016 | -0.5016 | -0.8090 | -0.3074 | 0.3857 | -0.797 | 0.4398 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 0.4453 | 0.1400 | -1.1571 | 0.2034 | -5.688 | 1.0000 |
| EAC | 0.4453 | 3.0000 | 1.9076 | 0.2034 | 9.378 | <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)")
Related pages
