Projects

CSEMP assessment of CB180 in sediment at Hunterston (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1163.18164.47-78.59157.18
linear2164.76167.22-78.38156.760.422 10.5160
smooth (df = 2)3165.02169.18-77.51155.021.745 10.1865
smooth (df = 3)4161.38167.93-74.69149.385.633 10.0176
smooth (df = 4)5161.63171.43-73.82147.631.754 10.1854

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall20002017-0.6382-0.36460.27360.41100.6660.5158
last 20 years20002017-0.6382-0.36460.27360.41100.6660.5158

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 0.694 0.100-1.9380 0.2254-8.5971.0000
EAC 0.69412.000 2.8495 0.225412.641<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  CB180 in sediment at Hunterston (Clyde)


Raw data with assessment

Raw data with assessment of  CB180 in sediment at Hunterston (Clyde)


Assessment plot

Assessment plot for  CB180 in sediment at Hunterston (Clyde)


Chlorobiphenyls data

Chlorobiphenyls data for assessment of  CB180 in sediment at Hunterston (Clyde)


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  CB180 in sediment at Hunterston (Clyde)


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