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CSEMP assessment of benzo[a]anthracene in sediment at Celtic Deep

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean118.2821.28-6.1412.28
linear219.3125.71-5.6611.310.966 10.3256
smooth (df = 2)321.0833.58-5.5411.080.232 10.6298

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520184.9894.604-0.3846 0.3814-1.0090.3468
last 20 years200520184.9894.604-0.3846 0.3814-1.0090.3468

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 99.88 16.00-1.8314 0.2563-7.1450.9999
ERL 99.88261.00 0.9605 0.2563 3.7470.0036

 


Raw data with supporting information

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


Raw data with assessment

Raw data with assessment of  benzo[a]anthracene in sediment at Celtic Deep


Assessment plot

Assessment plot for  benzo[a]anthracene in sediment at Celtic Deep


PAH (parent) data

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


PAH (parent) assessment

PAH (parent) assessment of  benzo[a]anthracene in sediment at Celtic Deep


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