Projects

CSEMP assessment of cadmium in sediment at Fladen Ground

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean129.5438.54-11.7723.54
linear230.3662.36-11.1822.361.186 10.2762

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20072013-2.3764-2.05150.32490.29731.0930.3544
last 20 years20072013-2.3764-2.05150.32490.29731.0930.3544

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.12850.31000.88030.1946 4.5240.0101
ERL0.12851.20002.23380.194611.4790.0007

 


Related pages

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