CSEMP assessment of c3 dibenzothiophenes in sediment at Hunterston (Clyde)
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | 126.47 | 127.67 | -60.24 | 120.47 | | | |
| linear | 2 | 128.34 | 130.63 | -60.17 | 120.34 | 0.130 | 1 | 0.7184 |
| smooth (df = 2) | 3 | 129.64 | 133.49 | -59.82 | 119.64 | 0.697 | 1 | 0.4038 |
| smooth (df = 3) | 4 | 130.99 | 136.99 | -59.50 | 118.99 | 0.654 | 1 | 0.4188 |
| smooth (df = 4) | 5 | 131.99 | 140.90 | -59.00 | 117.99 | 0.998 | 1 | 0.3179 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2000 | 2018 | 3.0704 | 2.9843 | -0.08605 | 0.23885 | -0.360 | 0.7234 |
| last 20 years | 2000 | 2018 | 3.0704 | 2.9843 | -0.08605 | 0.23885 | -0.360 | 0.7234 |
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 Hunterston (Clyde)")
Raw data with assessment
_sdmn_dbtc3_da.jpg "Raw data with assessment of c3 dibenzothiophenes in sediment at Hunterston (Clyde)")
Assessment plot
_sdmn_dbtc3_as.jpg "Assessment plot for c3 dibenzothiophenes in sediment at Hunterston (Clyde)")
PAH (alkylated) data
_sdmn_p(l)da.jpg "PAH (alkylated) data for assessment of c3 dibenzothiophenes in sediment at Hunterston (Clyde)")
PAH (alkylated) assessment
_sdmn_p(l)as.jpg "PAH (alkylated) assessment of c3 dibenzothiophenes in sediment at Hunterston (Clyde)")
Related pages
