CSEMP assessment of naphthalene in sediment at inner (Firth of Clyde)
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | 185.24 | 187.49 | -89.62 | 179.24 | | | |
| linear | 2 | 184.11 | 188.68 | -88.05 | 176.11 | 3.128 | 1 | 0.0770 |
| smooth (df = 2) | 3 | 184.40 | 192.73 | -87.20 | 174.40 | 1.710 | 1 | 0.1910 |
| smooth (df = 3) | 4 | 183.23 | 197.63 | -85.62 | 171.23 | 3.167 | 1 | 0.0751 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2005 | 2017 | 3.614 | 4.670 | 1.0552 | 0.5640 | 1.871 | 0.0941 |
| last 20 years | 2005 | 2017 | 3.614 | 4.670 | 1.0552 | 0.5640 | 1.871 | 0.0941 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 106.65 | 8.00 | -2.5901 | 0.3047 | -8.501 | 1.0000 |
| ERL | 106.65 | 160.00 | 0.4056 | 0.3047 | 1.331 | 0.1079 |
Raw data with supporting information
__sdmn_nap_au.jpg "Raw data with supporting information for assessment of naphthalene in sediment at inner (Firth of Clyde)")
Raw data with assessment
__sdmn_nap_da.jpg "Raw data with assessment of naphthalene in sediment at inner (Firth of Clyde)")
Assessment plot
__sdmn_nap_as.jpg "Assessment plot for naphthalene in sediment at inner (Firth of Clyde)")
PAH (parent) data
__sdmn_p(p)da.jpg "PAH (parent) data for assessment of naphthalene in sediment at inner (Firth of Clyde)")
PAH (parent) assessment
__sdmn_p(p)as.jpg "PAH (parent) assessment of naphthalene in sediment at inner (Firth of Clyde)")
Related pages
