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CSEMP assessment of benzo[a]anthracene in sediment at Fladen Ground

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean156.8659.43-25.4350.86
linear257.1562.48-24.5849.151.705 10.1916
smooth (df = 2)359.1569.15-24.5749.150.003 10.9586
smooth (df = 3)460.7378.73-24.3748.730.414 10.5198

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520181.17732.04310.86580.63541.3630.2101
last 20 years200520181.17732.04310.86580.63541.3630.2101

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 7.71 16.000.7290.4381.6670.0670
ERL 7.71261.003.5210.4388.049<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  benzo[a]anthracene in sediment at Fladen Ground


Raw data with assessment

Raw data with assessment of  benzo[a]anthracene in sediment at Fladen Ground


Assessment plot

Assessment plot for  benzo[a]anthracene in sediment at Fladen Ground


PAH (parent) data

PAH (parent) data for assessment of  benzo[a]anthracene in sediment at Fladen Ground


PAH (parent) assessment

PAH (parent) assessment of  benzo[a]anthracene in sediment at Fladen Ground


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