Projects

CSEMP assessment of CB52 in sediment at middle (Firth of Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1104.77107.34-49.3998.77
linear2 91.21 96.54-41.6083.2115.565 1<0.0001
smooth (df = 2)3 93.11103.11-41.5683.11 0.094 10.7594
smooth (df = 3)4 95.05113.05-41.5383.05 0.062 10.8031

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20062017-2.4583-0.49241.9660.3475.6660.0005
last 20 years20062017-2.4583-0.49241.9660.3475.6660.0005

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.61120.1200-1.6279 0.1586-10.2641.0000
EAC0.61122.7000 1.4856 0.1586 9.367<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  CB52 in sediment at middle (Firth of Clyde)


Raw data with assessment

Raw data with assessment of  CB52 in sediment at middle (Firth of Clyde)


Assessment plot

Assessment plot for  CB52 in sediment at middle (Firth of Clyde)


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  CB52 in sediment at middle (Firth of Clyde)


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  CB52 in sediment at middle (Firth of Clyde)


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