CSEMP assessment of c3 dibenzothiophenes in sediment at middle (Firth of Clyde)
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | 158.14 | 160.71 | -76.07 | 152.14 | | | |
| linear | 2 | 159.52 | 164.86 | -75.76 | 151.52 | 0.617 | 1 | 0.4322 |
| smooth (df = 2) | 3 | 161.52 | 171.52 | -75.76 | 151.52 | 0.003 | 1 | 0.9539 |
| smooth (df = 3) | 4 | 162.28 | 180.28 | -75.14 | 150.28 | 1.239 | 1 | 0.2657 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2009 | 2018 | 3.1465 | 2.7115 | -0.4349 | 0.5436 | -0.800 | 0.4468 |
| last 20 years | 2009 | 2018 | 3.1465 | 2.7115 | -0.4349 | 0.5436 | -0.800 | 0.4468 |
Status assessment
No assessment criteria
Raw data with supporting information
__sdmn_dbtc3_au.jpg "Raw data with supporting information for assessment of c3 dibenzothiophenes in sediment at middle (Firth of Clyde)")
Raw data with assessment
__sdmn_dbtc3_da.jpg "Raw data with assessment of c3 dibenzothiophenes in sediment at middle (Firth of Clyde)")
Assessment plot
__sdmn_dbtc3_as.jpg "Assessment plot for c3 dibenzothiophenes in sediment at middle (Firth of Clyde)")
PAH (alkylated) data
__sdmn_p(l)da.jpg "PAH (alkylated) data for assessment of c3 dibenzothiophenes in sediment at middle (Firth of Clyde)")
PAH (alkylated) assessment
__sdmn_p(l)as.jpg "PAH (alkylated) assessment of c3 dibenzothiophenes in sediment at middle (Firth of Clyde)")
Related pages
