Projects

CSEMP assessment of CB153 in biota at St. Andrews Bay

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean149.7153.31-21.8543.71
linear251.4359.43-21.7143.430.279 10.5974
smooth (df = 2)350.7567.42-20.3840.752.676 10.1019

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520162.15722.0382-0.11901 0.22375-0.5320.6139
last 20 years200520162.15722.0382-0.11901 0.22375-0.5320.6139

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 7.68 0.10-4.341 0.119-36.4531.0000
EAC 7.68206.05 3.290 0.119 27.628<0.0001

 


Related pages

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