Projects

CSEMP assessment of c1 dibenzothiophene in sediment at Fladen Ground

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean163.9366.93-28.9657.93
linear265.7472.14-28.8757.740.184 10.6678
smooth (df = 2)367.2079.70-28.6057.200.547 10.4595

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520130.280340.11908-0.1613 0.3755-0.4300.6805
last 20 years200520130.280340.11908-0.1613 0.3755-0.4300.6805

Status assessment

No assessment criteria

 


Related pages

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