Projects

CSEMP assessment of cadmium in biota at St. Andrews Bay

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean124.3533.35-9.1818.35
linear226.1458.14-9.0718.140.211 10.6459

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall201120165.4305.5320.101960.219430.4650.6738
last 20 years201120165.4305.5320.101960.219430.4650.6738

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 252.7 26.0-2.2740 0.1221-18.6310.9998
EC 252.71000.0 1.3757 0.1221 11.2710.0007

 


Related pages

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