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 | 39.65 | 48.65 | -16.82 | 33.65 | | | |
| linear | 2 | 40.77 | 72.77 | -16.39 | 32.77 | 0.878 | 1 | 0.3486 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2009 | 2017 | -1.7000 | -2.0067 | -0.3068 | 0.3265 | -0.939 | 0.4168 |
| last 20 years | 2009 | 2017 | -1.7000 | -2.0067 | -0.3068 | 0.3265 | -0.939 | 0.4168 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 0.1 | 0.0 | -0.989 | 0.209 | -4.736 | 0.9911 |
| FEQG | 0.1 | 1100.0 | 9.010 | 0.209 | 43.143 | <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
