Projects

CSEMP assessment of c2 naphthalenes in sediment at Fladen Ground

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean135.6039.20-14.8029.60
linear237.5945.59-14.7929.590.011 10.9165
smooth (df = 2)339.4956.16-14.7529.490.095 10.7579

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520132.18712.1339-0.0532 0.5064-0.1050.9198
last 20 years200520132.18712.1339-0.0532 0.5064-0.1050.9198

Status assessment

No assessment criteria

 


Related pages

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