Projects

CSEMP assessment of CB153 in sediment at middle (Firth of Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean166.6868.48-30.3460.68
linear262.0165.57-27.0154.016.674 10.0098
smooth (df = 2)356.1362.38-23.0746.137.878 10.0050
smooth (df = 3)457.9368.22-22.9645.930.203 10.6525

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20062018-0.8182-0.18500.63310.16993.7260.0039
last 20 years20062018-0.8182-0.18500.63310.16993.7260.0039

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 0.83 0.19-1.476 0.132-11.1641.0000
EAC 0.8340.00 3.874 0.132 29.307<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  CB153 in sediment at middle (Firth of Clyde)


Raw data with assessment

Raw data with assessment of  CB153 in sediment at middle (Firth of Clyde)


Assessment plot

Assessment plot for  CB153 in sediment at middle (Firth of Clyde)


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  CB153 in sediment at middle (Firth of Clyde)


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  CB153 in sediment at middle (Firth of Clyde)


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