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CSEMP assessment of dibenzothiophene in sediment at Hunterston (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1131.61132.90-62.81125.61
linear2133.55136.02-62.78125.550.058 10.8104
smooth (df = 2)3134.75138.91-62.37124.750.809 10.3685
smooth (df = 3)4133.37139.91-60.68121.373.379 10.0660
smooth (df = 4)5134.38144.18-60.19120.380.984 10.3211

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020172.24782.1818-0.06607 0.27533-0.2400.8136
last 20 years200020172.24782.1818-0.06607 0.27533-0.2400.8136

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
ERL 8.86190.003.06530.148120.702<0.0001

 


Raw data with supporting information

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


Raw data with assessment

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


Assessment plot

Assessment plot for  dibenzothiophene in sediment at Hunterston (Clyde)


PAH (parent) data

PAH (parent) data for assessment of  dibenzothiophene in sediment at Hunterston (Clyde)


PAH (parent) assessment

PAH (parent) assessment of  dibenzothiophene in sediment at Hunterston (Clyde)


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