CSEMP assessment of c1 dibenzothiophene 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 | 148.34 | 150.91 | -71.17 | 142.34 | | | |
| linear | 2 | 150.19 | 155.52 | -71.10 | 142.19 | 0.148 | 1 | 0.7003 |
| smooth (df = 2) | 3 | 152.08 | 162.08 | -71.04 | 142.08 | 0.114 | 1 | 0.7355 |
| smooth (df = 3) | 4 | 152.29 | 170.29 | -70.14 | 140.29 | 1.789 | 1 | 0.1810 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2009 | 2018 | 3.1540 | 2.9713 | -0.1826 | 0.4721 | -0.387 | 0.7090 |
| last 20 years | 2009 | 2018 | 3.1540 | 2.9713 | -0.1826 | 0.4721 | -0.387 | 0.7090 |
Status assessment
No assessment criteria
Raw data with supporting information
__sdmn_dbtc1_au.jpg "Raw data with supporting information for assessment of c1 dibenzothiophene in sediment at middle (Firth of Clyde)")
Raw data with assessment
__sdmn_dbtc1_da.jpg "Raw data with assessment of c1 dibenzothiophene in sediment at middle (Firth of Clyde)")
Assessment plot
__sdmn_dbtc1_as.jpg "Assessment plot for c1 dibenzothiophene in sediment at middle (Firth of Clyde)")
PAH (alkylated) data
__sdmn_p(l)da.jpg "PAH (alkylated) data for assessment of c1 dibenzothiophene in sediment at middle (Firth of Clyde)")
PAH (alkylated) assessment
__sdmn_p(l)as.jpg "PAH (alkylated) assessment of c1 dibenzothiophene in sediment at middle (Firth of Clyde)")
Related pages
