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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)
mean154.3757.37-24.1848.37
linear255.3461.74-23.6747.341.032 10.3096
smooth (df = 2)357.0569.55-23.5247.050.289 10.5910

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520131.13541.77170.63630.60831.0460.3303
last 20 years200520131.13541.77170.63630.60831.0460.3303

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 5.88 16.001.0010.366 2.7330.0146
ERL 5.88261.003.7930.36610.356<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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