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 | 151.55 | 154.55 | -72.77 | 145.55 | | | |
| linear | 2 | 152.96 | 159.36 | -72.48 | 144.96 | 0.585 | 1 | 0.4444 |
| smooth (df = 2) | 3 | 154.87 | 167.37 | -72.43 | 144.87 | 0.095 | 1 | 0.7578 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2009 | 2017 | 3.169 | 2.710 | -0.4590 | 0.5884 | -0.780 | 0.4609 |
| last 20 years | 2009 | 2017 | 3.169 | 2.710 | -0.4590 | 0.5884 | -0.780 | 0.4609 |
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
