CSEMP assessment of c1 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 | 130.58 | 134.18 | -62.29 | 124.58 | | | |
| linear | 2 | 132.53 | 140.53 | -62.26 | 124.53 | 0.050 | 1 | 0.8236 |
| smooth (df = 2) | 3 | 134.01 | 150.68 | -62.01 | 124.01 | 0.517 | 1 | 0.4722 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2009 | 2016 | 4.858 | 5.024 | 0.1662 | 0.7445 | 0.223 | 0.8308 |
| last 20 years | 2009 | 2016 | 4.858 | 5.024 | 0.1662 | 0.7445 | 0.223 | 0.8308 |
Status assessment
No assessment criteria
Raw data with supporting information
__sdmn_pac1_au.jpg "Raw data with supporting information for assessment of c1 phenanthrenes in sediment at inner (Firth of Forth)")
Raw data with assessment
__sdmn_pac1_da.jpg "Raw data with assessment of c1 phenanthrenes in sediment at inner (Firth of Forth)")
Assessment plot
__sdmn_pac1_as.jpg "Assessment plot for c1 phenanthrenes in sediment at inner (Firth of Forth)")
PAH (alkylated) data
__sdmn_p(l)da.jpg "PAH (alkylated) data for assessment of c1 phenanthrenes in sediment at inner (Firth of Forth)")
PAH (alkylated) assessment
__sdmn_p(l)as.jpg "PAH (alkylated) assessment of c1 phenanthrenes in sediment at inner (Firth of Forth)")
Related pages
