Projects

CSEMP assessment of pyrene in sediment at Off Humber / Wash

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean115.6319.23-4.819.63
linear212.9220.92-2.464.924.712 10.0299
smooth (df = 2)314.9131.57-2.454.910.009 10.9257

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520174.9994.259-0.7401 0.2945-2.5130.0457
last 20 years200520174.9994.259-0.7401 0.2945-2.5130.0457

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 70.8 24.0-1.0812 0.2027-5.3340.9991
ERL 70.8665.0 2.2405 0.202711.054<0.0001

 


Raw data with supporting information

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


Raw data with assessment

Raw data with assessment of  pyrene in sediment at Off Humber / Wash


Assessment plot

Assessment plot for  pyrene in sediment at Off Humber / Wash


PAH (parent) data

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


PAH (parent) assessment

PAH (parent) assessment of  pyrene in sediment at Off Humber / Wash


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