Projects

CSEMP assessment of CB52 in sediment at Forth Estuary

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1105.38107.38-49.6999.38
linear2 99.25103.25-45.6391.258.124 10.0044
smooth (df = 2)3101.25108.39-45.6391.250.001 10.9703
smooth (df = 3)4102.63114.63-45.3290.630.618 10.4317

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20002017-1.8537-0.69241.16130.36273.2020.0095
last 20 years20002017-1.8537-0.69241.16130.36273.2020.0095

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.50040.1200-1.4279 0.1412-10.1111.0000
EAC0.50042.7000 1.6856 0.1412 11.936<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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