CSEMP assessment of c3 phenanthrenes 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 | 153.88 | 157.48 | -73.94 | 147.88 | | | |
| linear | 2 | 155.88 | 163.88 | -73.94 | 147.88 | 0.001 | 1 | 0.9801 |
| smooth (df = 2) | 3 | 157.04 | 173.71 | -73.52 | 147.04 | 0.833 | 1 | 0.3614 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2009 | 2016 | 4.489 | 4.514 | 0.0252 | 0.9894 | 0.025 | 0.9805 |
| last 20 years | 2009 | 2016 | 4.489 | 4.514 | 0.0252 | 0.9894 | 0.025 | 0.9805 |
Status assessment
No assessment criteria
Raw data with supporting information
__sdmn_pac3_au.jpg "Raw data with supporting information for assessment of c3 phenanthrenes in sediment at inner (Firth of Forth)")
Raw data with assessment
__sdmn_pac3_da.jpg "Raw data with assessment of c3 phenanthrenes in sediment at inner (Firth of Forth)")
Assessment plot
__sdmn_pac3_as.jpg "Assessment plot for c3 phenanthrenes in sediment at inner (Firth of Forth)")
PAH (alkylated) data
__sdmn_p(l)da.jpg "PAH (alkylated) data for assessment of c3 phenanthrenes in sediment at inner (Firth of Forth)")
PAH (alkylated) assessment
__sdmn_p(l)as.jpg "PAH (alkylated) assessment of c3 phenanthrenes in sediment at inner (Firth of Forth)")
Related pages
