Projects

CSEMP assessment of CB118 in sediment at middle (Firth of Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean161.2663.26-27.6355.26
linear252.9056.90-22.4544.9010.369 10.0013
smooth (df = 2)351.8859.02-20.9441.88 3.017 10.0824
smooth (df = 3)453.1365.13-20.5741.13 0.745 10.3880

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20062017-1.0275-0.29470.73290.19073.8430.0032
last 20 years20062017-1.0275-0.29470.73290.19073.8430.0032

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC0.74480.1700-1.4773 0.1055-13.9981.0000
EAC0.74480.6000-0.2161 0.1055 -2.0480.9661

 


Raw data with supporting information

Raw data with supporting information for assessment of  CB118 in sediment at middle (Firth of Clyde)


Raw data with assessment

Raw data with assessment of  CB118 in sediment at middle (Firth of Clyde)


Assessment plot

Assessment plot for  CB118 in sediment at middle (Firth of Clyde)


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  CB118 in sediment at middle (Firth of Clyde)


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  CB118 in sediment at middle (Firth of Clyde)


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