Projects

CSEMP assessment of benzo[g,h,i]perylene in sediment at Fladen Ground

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean137.8340.83-15.9131.83
linear239.8146.21-15.9031.810.019 10.8896
smooth (df = 2)341.5054.00-15.7531.500.306 10.5801

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520133.4553.5170.06180.44440.1390.8934
last 20 years200520133.4553.5170.06180.44440.1390.8934

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC33.6780.000.86540.27053.1990.0075

 


Related pages

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