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 | 142.04 | 145.04 | -68.02 | 136.04 | | | |
| linear | 2 | 143.89 | 150.29 | -67.95 | 135.89 | 0.145 | 1 | 0.7035 |
| smooth (df = 2) | 3 | 145.58 | 158.08 | -67.79 | 135.58 | 0.318 | 1 | 0.5726 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2009 | 2017 | 3.164 | 2.969 | -0.1947 | 0.5084 | -0.383 | 0.7131 |
| last 20 years | 2009 | 2017 | 3.164 | 2.969 | -0.1947 | 0.5084 | -0.383 | 0.7131 |
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
