Projects

CSEMP assessment of benzo[a]anthracene in biota at Ferry Crossing (Tyne)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean137.2239.79-15.6131.22
linear231.6236.96-11.8123.627.601 10.0058
smooth (df = 2)332.5942.59-11.3022.591.028 10.3107
smooth (df = 3)433.9551.95-10.9821.950.642 10.4230

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200320173.1791.505-1.6735 0.4936-3.3900.0095
last 20 years200320173.1791.505-1.6735 0.4936-3.3900.0095

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 4.505 0.408-2.4030 0.2922-8.2231.0000
EAC 4.50513.040 1.0627 0.2922 3.6360.0033

 


Raw data with supporting information

Raw data with supporting information for assessment of  benzo[a]anthracene in biota at Ferry Crossing (Tyne)


Raw data with assessment

Raw data with assessment of  benzo[a]anthracene in biota at Ferry Crossing (Tyne)


Assessment plot

Assessment plot for  benzo[a]anthracene in biota at Ferry Crossing (Tyne)


PAH (parent) data

PAH (parent) data for assessment of  benzo[a]anthracene in biota at Ferry Crossing (Tyne)


PAH (parent) assessment

PAH (parent) assessment of  benzo[a]anthracene in biota at Ferry Crossing (Tyne)


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