Projects

CSEMP assessment of benzo[a]anthracene in sediment at Arbroath (E Scotland)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1117.89120.89-55.94111.89
linear2119.20125.60-55.60111.200.687 10.4072
smooth (df = 2)3121.16133.66-55.58111.160.036 10.8493

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200620163.4723.154-0.3175 0.3818-0.8320.4330
last 20 years200620163.4723.154-0.3175 0.3818-0.8320.4330

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 23.43 16.00-0.3815 0.2434-1.5680.9195
ERL 23.43261.00 2.4104 0.2434 9.904<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  benzo[a]anthracene in sediment at Arbroath (E Scotland)


Raw data with assessment

Raw data with assessment of  benzo[a]anthracene in sediment at Arbroath (E Scotland)


Assessment plot

Assessment plot for  benzo[a]anthracene in sediment at Arbroath (E Scotland)


PAH (parent) data

PAH (parent) data for assessment of  benzo[a]anthracene in sediment at Arbroath (E Scotland)


PAH (parent) assessment

PAH (parent) assessment of  benzo[a]anthracene in sediment at Arbroath (E Scotland)


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