Projects

CSEMP assessment of CB153 in biota at Inner Liverpool Bay

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean140.1242.69-17.0634.12
linear239.7145.05-15.8631.712.402 10.1212
smooth (df = 2)335.9645.96-12.9825.965.752 10.0165
smooth (df = 3)436.6954.69-12.3424.691.273 10.2593

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall199920124.7984.403-0.3954 0.2386-1.6570.1361
last 20 years199920124.7984.403-0.3954 0.2386-1.6570.1361

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 81.69 0.10-6.705 0.132-50.9221.0000
EAC 81.69253.60 1.133 0.132 8.603<0.0001

 


Related pages

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