Projects

CSEMP assessment of dibenzothiophene in sediment at outer (Firth of Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean190.7192.09-42.3584.71
linear285.6788.33-38.8377.67 7.039 10.0080
smooth (df = 2)376.4080.95-33.2066.4011.262 10.0008
smooth (df = 3)478.3785.57-33.1966.37 0.034 10.8541
smooth (df = 4)579.1890.07-32.5965.18 1.189 10.2755

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020172.66401.8669-0.7971 0.2048-3.8920.0019
last 20 years200020172.66401.8669-0.7971 0.2048-3.8920.0019

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
ERL 6.47190.003.3800.17119.822<0.0001

 


Raw data with supporting information

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


Raw data with assessment

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


Assessment plot

Assessment plot for  dibenzothiophene in sediment at outer (Firth of Clyde)


PAH (parent) data

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


PAH (parent) assessment

PAH (parent) assessment of  dibenzothiophene in sediment at outer (Firth of Clyde)


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