Projects

CSEMP assessment of CB28 in biota at Grimsby Roads (Lower Humber)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean150.4059.40-22.2044.40
linear252.4084.40-22.2044.400.004 10.9493

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20022012-1.3529-1.30090.05200.74010.0700.9484
last 20 years20022012-1.3529-1.30090.05200.74010.0700.9484

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.2720.100-1.002 0.388-2.5800.9591
EAC0.2728.710 3.465 0.388 8.9260.0015

 


Related pages

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