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 | 193.48 | 195.48 | -93.74 | 187.48 | | | |
| linear | 2 | 193.77 | 197.77 | -92.89 | 185.77 | 1.706 | 1 | 0.1914 |
| smooth (df = 2) | 3 | 195.67 | 202.81 | -92.83 | 185.67 | 0.103 | 1 | 0.7483 |
| smooth (df = 3) | 4 | 197.63 | 209.63 | -92.81 | 185.63 | 0.041 | 1 | 0.8397 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2005 | 2018 | 3.752 | 4.518 | 0.7662 | 0.5669 | 1.352 | 0.2063 |
| last 20 years | 2005 | 2018 | 3.752 | 4.518 | 0.7662 | 0.5669 | 1.352 | 0.2063 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 91.65 | 8.00 | -2.4385 | 0.3086 | -7.901 | 1.0000 |
| ERL | 91.65 | 160.00 | 0.5572 | 0.3086 | 1.805 | 0.0506 |
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
