Projects

CSEMP assessment of CB52 in sediment at Forth Estuary

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1119.67121.47-56.84113.67
linear2112.46116.01-52.23104.469.216 10.0024
smooth (df = 2)3113.30119.55-51.65103.301.156 10.2822
smooth (df = 3)4112.62122.91-50.31100.622.677 10.1018

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20002018-2.0154-0.39871.61670.42743.7830.0030
last 20 years20002018-2.0154-0.39871.61670.42743.7830.0030

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.67120.1200-1.7216 0.1749-9.8421.0000
EAC0.67122.7000 1.3919 0.1749 7.957<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  CB52 in sediment at Forth Estuary


Raw data with assessment

Raw data with assessment of  CB52 in sediment at Forth Estuary


Assessment plot

Assessment plot for  CB52 in sediment at Forth Estuary


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  CB52 in sediment at Forth Estuary


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  CB52 in sediment at Forth Estuary


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