Projects

CSEMP assessment of erod in biota at Inner Liverpool Bay

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1404.89406.69-199.45398.89
linear2393.51397.07-192.76385.5113.381 10.0003
smooth (df = 2)3394.94401.19-192.47384.94 0.572 10.4494
smooth (df = 3)4395.90406.18-191.95383.90 1.042 10.3074

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020145.9123.789-2.1229 0.4391-4.8340.0005
last 20 years200020145.9123.789-2.1229 0.4391-4.8340.0005

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 44.23147.001.20100.27584.3550.0006

 


Related pages

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