CSEMP assessment of c3 phenanthrenes in sediment at Sea of Hebrides

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
linear2136.54147.20-64.27128.541.469 10.2255
smooth (df = 2)3138.48163.48-64.24128.480.057 10.8106

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
last 20 years200620162.56133.14920.58790.45191.3010.2500

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