CSEMP assessment of BD183 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 | 41.32 | 50.32 | -17.66 | 35.32 | | | |
| linear | 2 | 43.20 | 75.20 | -17.60 | 35.20 | 0.119 | 1 | 0.7304 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2009 | 2018 | -4.186 | -4.517 | -0.3310 | 0.9517 | -0.348 | 0.7510 |
| last 20 years | 2009 | 2018 | -4.186 | -4.517 | -0.3310 | 0.9517 | -0.348 | 0.7510 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 0 | 0 | 1.521 | 0.558 | 2.724 | 0.0362 |
| FEQG | 0 | 14000 | 14.064 | 0.558 | 25.182 | <0.0001 |
Raw data with supporting information
__sdmn_bd183_au.jpg "Raw data with supporting information for assessment of BD183 in sediment at inner (Firth of Clyde)")
Raw data with assessment
__sdmn_bd183_da.jpg "Raw data with assessment of BD183 in sediment at inner (Firth of Clyde)")
Assessment plot
__sdmn_bd183_as.jpg "Assessment plot for BD183 in sediment at inner (Firth of Clyde)")
Organo-bromines data
__sdmn_orgn-bda.jpg "Organo-bromines data for assessment of BD183 in sediment at inner (Firth of Clyde)")
Organo-bromines assessment
__sdmn_orgn-bas.jpg "Organo-bromines assessment of BD183 in sediment at inner (Firth of Clyde)")
Related pages
