CSEMP assessment of BD153 in biota at Amble
Statistical analysis
Trend assessment
Analysis of variance
| | Df | AIC | AICc | Log lik | Deviance | Chisq | Chi df | Pr(>Chisq) |
| mean | 1 | 56.39 | 62.39 | -25.19 | 50.39 | | | |
| linear | 2 | 57.20 | 73.20 | -24.60 | 49.20 | 1.188 | 1 | 0.2757 |
Change in log concentration
| | Year start | Year end | Fit start | Fit end | Change | Std error | t | Pr(>|t|) |
| overall | 2005 | 2017 | -2.2803 | -2.9807 | -0.7004 | 0.6080 | -1.152 | 0.3135 |
| last 20 years | 2005 | 2017 | -2.2803 | -2.9807 | -0.7004 | 0.6080 | -1.152 | 0.3135 |
Status assessment
| | Conc fitted | Conc ref | Log ratio | Std error | t | Pr(>t) |
| BAC | 0.051 | 0.012 | -1.442 | 0.405 | -3.561 | 0.9882 |
| FEQG | 0.051 | 4.000 | 4.367 | 0.405 | 10.784 | 0.0002 |
Raw data with supporting information
Raw data with assessment
Assessment plot
Organo-bromines data
Organo-bromines assessment
Related pages
