Projects

CSEMP assessment of chrysene in sediment at Forth estuary at Tancred Bank

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean18.3914.39-2.204.39
linear29.7133.71-1.863.710.678 10.4101

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200720114.8864.509-0.3775 0.4480-0.8430.4613
last 20 years200720114.8864.509-0.3775 0.4480-0.8430.4613

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 90.8 20.0-1.5132 0.2664-5.6790.9946
ERL 90.8384.0 1.4418 0.2664 5.4110.0062

 


Related pages

  • Clean Seas Environment Monitoring Programme (CSEMP) accessment viewer tool
  • Assessment methodology for in sediment
  • Accessment criteria for in sediment