Projects

CSEMP assessment of CB118 in biota at St. Andrews Bay

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean156.3459.94-25.1750.34
linear245.5453.54-18.7737.5412.805 10.0003
smooth (df = 2)344.4261.08-17.2134.42 3.120 10.0773

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520161.92821.0227-0.9055 0.1599-5.6640.0013
last 20 years200520161.92821.0227-0.9055 0.1599-5.6640.0013

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC2.7810.100-3.325 0.086-38.6301.0000
EAC2.7813.250 0.156 0.086 1.8120.0600

 


Related pages

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