Projects

CSEMP assessment of CB138 in biota at St. Andrews Bay

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean156.0259.62-25.0150.02
linear254.7862.78-23.3946.783.244 10.0717
smooth (df = 2)348.4465.10-19.2238.448.344 10.0039

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520162.03651.6099-0.4265 0.2120-2.0120.0910
last 20 years200520162.03651.6099-0.4265 0.2120-2.0120.0910

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 5.00 0.09-4.018 0.113-35.4951.0000
EAC 5.0041.21 2.109 0.113 18.629<0.0001

 


Related pages

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