CSEMP assessment of anthracene 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 | 107.48 | 110.48 | -50.74 | 101.48 | | | |
| linear | 2 | 106.93 | 113.33 | -49.46 | 98.93 | 2.550 | 1 | 0.1103 |
| smooth (df = 2) | 3 | 107.84 | 120.34 | -48.92 | 97.84 | 1.085 | 1 | 0.2975 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2009 | 2017 | 3.1418 | 2.7111 | -0.4307 | 0.2687 | -1.603 | 0.1530 |
| last 20 years | 2009 | 2017 | 3.1418 | 2.7111 | -0.4307 | 0.2687 | -1.603 | 0.1530 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 15.05 | 5.00 | -1.1016 | 0.1622 | -6.792 | 0.9999 |
| ERL | 15.05 | 85.00 | 1.7316 | 0.1622 | 10.676 | <0.0001 |
Raw data with supporting information
__sdmn_ant_au.jpg "Raw data with supporting information for assessment of anthracene in sediment at middle (Firth of Clyde)")
Raw data with assessment
__sdmn_ant_da.jpg "Raw data with assessment of anthracene in sediment at middle (Firth of Clyde)")
Assessment plot
__sdmn_ant_as.jpg "Assessment plot for anthracene in sediment at middle (Firth of Clyde)")
PAH (parent) data
__sdmn_p(p)da.jpg "PAH (parent) data for assessment of anthracene in sediment at middle (Firth of Clyde)")
PAH (parent) assessment
__sdmn_p(p)as.jpg "PAH (parent) assessment of anthracene in sediment at middle (Firth of Clyde)")
Related pages
