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CSEMP assessment of benzo[a]pyrene in biota at Crosby (Mersey Channel)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean126.3632.36-10.1820.36
linear228.0244.02-10.0120.020.341 10.5595

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200220172.16791.4218-0.7461 1.2603-0.5920.5857
last 20 years200220172.16791.4218-0.7461 1.2603-0.5920.5857

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 4.14 0.23-2.8993 0.7559-3.8350.9907
EAC 4.1497.80 3.1611 0.7559 4.1820.0069

 


Raw data with supporting information

Raw data with supporting information for assessment of  benzo[a]pyrene in biota at Crosby (Mersey Channel)


Raw data with assessment

Raw data with assessment of  benzo[a]pyrene in biota at Crosby (Mersey Channel)


Assessment plot

Assessment plot for  benzo[a]pyrene in biota at Crosby (Mersey Channel)


PAH (parent) data

PAH (parent) data for assessment of  benzo[a]pyrene in biota at Crosby (Mersey Channel)


PAH (parent) assessment

PAH (parent) assessment of  benzo[a]pyrene in biota at Crosby (Mersey Channel)


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