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CSEMP assessment of benzo[a]pyrene in sediment at Off Humber / Wash

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean117.8821.48-5.9411.88
linear214.5122.51-3.25 6.515.370 10.0205
smooth (df = 2)315.9532.61-2.97 5.950.563 10.4529

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520174.6424.079-0.5626 0.2130-2.6420.0384
last 20 years200520174.6424.079-0.5626 0.2130-2.6420.0384

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 59.1 30.0-0.6779 0.1562-4.3400.9976
ERL 59.1430.0 1.9847 0.156212.708<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  benzo[a]pyrene in sediment at Off Humber / Wash


Raw data with assessment

Raw data with assessment of  benzo[a]pyrene in sediment at Off Humber / Wash


Assessment plot

Assessment plot for  benzo[a]pyrene in sediment at Off Humber / Wash


PAH (parent) data

PAH (parent) data for assessment of  benzo[a]pyrene in sediment at Off Humber / Wash


PAH (parent) assessment

PAH (parent) assessment of  benzo[a]pyrene in sediment at Off Humber / Wash


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