CSEMP assessment of BD153 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 | 51.07 | 57.07 | -22.53 | 45.07 | | | |
| linear | 2 | 51.11 | 67.11 | -21.55 | 43.11 | 1.956 | 1 | 0.1619 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2009 | 2018 | -1.6780 | -2.1661 | -0.4881 | 0.3465 | -1.409 | 0.2317 |
| last 20 years | 2009 | 2018 | -1.6780 | -2.1661 | -0.4881 | 0.3465 | -1.409 | 0.2317 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 0.1 | 0.0 | -0.830 | 0.210 | -3.955 | 0.9916 |
| FEQG | 0.1 | 1100.0 | 9.169 | 0.210 | 43.709 | <0.0001 |
Raw data with supporting information
__sdmn_bd153_au.jpg "Raw data with supporting information for assessment of BD153 in sediment at inner (Firth of Clyde)")
Raw data with assessment
__sdmn_bd153_da.jpg "Raw data with assessment of BD153 in sediment at inner (Firth of Clyde)")
Assessment plot
__sdmn_bd153_as.jpg "Assessment plot for BD153 in sediment at inner (Firth of Clyde)")
Organo-bromines data
__sdmn_orgn-bda.jpg "Organo-bromines data for assessment of BD153 in sediment at inner (Firth of Clyde)")
Organo-bromines assessment
__sdmn_orgn-bas.jpg "Organo-bromines assessment of BD153 in sediment at inner (Firth of Clyde)")
Related pages
