CSEMP assessment of CB138 in biota at Inner Liverpool Bay

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
linear235.5840.92-13.7927.583.375 10.0662
smooth (df = 2)331.4241.42-10.7121.426.162 10.0131
smooth (df = 3)433.3151.31-10.6521.310.115 10.7347

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920124.5014.021-0.4797 0.2337-2.0530.0742
last 20 years199920124.5014.021-0.4797 0.2337-2.0530.0742

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC55.78 0.09-6.429 0.129-49.8701.0000
EAC55.7850.72-0.095 0.129 -0.7380.7591


Related pages

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