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CSEMP assessment of benzo[a]pyrene in sediment at North Antrim Coast

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean195.93100.43-44.9689.93
linear297.86108.53-44.9389.860.066 10.7979
smooth (df = 2)394.04119.04-42.0284.045.823 10.0158

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020121.00681.51460.50792.02550.2510.8120
last 20 years200020121.00681.51460.50792.02550.2510.8120

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 4.5 30.01.8870.8902.1190.0438
ERL 4.5430.04.5490.8905.1090.0019

 


Raw data with supporting information

Raw data with supporting information for assessment of  benzo[a]pyrene in sediment at North Antrim Coast


Raw data with assessment

Raw data with assessment of  benzo[a]pyrene in sediment at North Antrim Coast


Assessment plot

Assessment plot for  benzo[a]pyrene in sediment at North Antrim Coast


PAH (parent) data

PAH (parent) data for assessment of  benzo[a]pyrene in sediment at North Antrim Coast


PAH (parent) assessment

PAH (parent) assessment of  benzo[a]pyrene in sediment at North Antrim Coast


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