Projects

CSEMP assessment of cadmium in sediment at inner (Firth of Forth)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1113.17114.67-53.59107.17
linear2109.55112.46-50.78101.555.624 10.0177
smooth (df = 2)3110.20115.20-50.10100.201.347 10.2459
smooth (df = 3)4110.99118.99-49.49 98.991.217 10.2700
smooth (df = 4)5112.78125.03-49.39 98.780.211 10.6463

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20022016-1.5278-2.4476-0.9198 0.3496-2.6310.0208
last 20 years20022016-1.5278-2.4476-0.9198 0.3496-2.6310.0208

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.08650.31001.27640.2025 6.304<0.0001
ERL0.08651.20002.62990.202512.988<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  cadmium in sediment at inner (Firth of Forth)


Raw data with assessment

Raw data with assessment of  cadmium in sediment at inner (Firth of Forth)


Assessment plot

Assessment plot for  cadmium in sediment at inner (Firth of Forth)


Metals data

Metals data for assessment of  cadmium in sediment at inner (Firth of Forth)


Metals assessment

Metals assessment of  cadmium in sediment at inner (Firth of Forth)


Related pages

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