Projects

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

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1118.29120.54-56.15112.29
linear2100.51105.08-46.25 92.5119.785 1<0.0001
smooth (df = 2)3102.28110.62-46.14 92.28 0.224 10.6359
smooth (df = 3)4104.18118.58-46.09 92.18 0.099 10.7527

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20062018-2.5058-0.28562.22010.32416.849<0.0001
last 20 years20062018-2.5058-0.28562.22010.32416.849<0.0001

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.75150.1200-1.8346 0.1504-12.1951.0000
EAC0.75152.7000 1.2789 0.1504 8.501<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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