Projects

CSEMP assessment of CB28 in biota at C1 buoy (Liverpool Bay)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean153.0155.26-23.5047.01
linear246.8151.38-19.4038.818.196 10.0042
smooth (df = 2)348.7457.07-19.3738.740.072 10.7887
smooth (df = 3)450.0764.47-19.0338.070.673 10.4121

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920122.62081.6617-0.9591 0.2744-3.4950.0068
last 20 years199920122.62081.6617-0.9591 0.2744-3.4950.0068

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 5.268 0.100-3.964 0.163-24.3081.0000
EAC 5.26810.720 0.710 0.163 4.3560.0009

 


Related pages

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