Projects

CSEMP assessment of CB180 in sediment at Holy Loch (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean124.6626.16-9.3318.66
linear226.6029.51-9.3018.600.064 10.8001
smooth (df = 2)327.8732.87-8.9417.870.725 10.3945
smooth (df = 3)429.8737.87-8.9417.870.002 10.9684
smooth (df = 4)530.1042.35-8.0516.101.769 10.1835

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020181.25431.37760.12330.48640.2540.8038
last 20 years200020181.25431.37760.12330.48640.2540.8038

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 3.965 0.100-3.680 0.311-11.8421.0000
EAC 3.96512.000 1.107 0.311 3.5630.0017

 


Raw data with supporting information

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


Raw data with assessment

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


Assessment plot

Assessment plot for  CB180 in sediment at Holy Loch (Clyde)


Chlorobiphenyls data

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


Chlorobiphenyls assessment

Chlorobiphenyls assessment of  CB180 in sediment at Holy Loch (Clyde)


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