Projects

CSEMP assessment of chrysene in sediment at Off Tyne

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1-2.85 0.754.43 -8.85
linear2-2.95 5.055.48-10.952.098 10.1475
smooth (df = 2)3-1.0415.635.52-11.040.089 10.7658

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200520175.4744.975-0.4991 0.3213-1.5530.1713
last 20 years200520175.4744.975-0.4991 0.3213-1.5530.1713

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC144.8 20.0-1.9795 0.2144-9.2331.0000
ERL144.8384.0 0.9755 0.2144 4.5500.0019

 


Raw data with supporting information

Raw data with supporting information for assessment of  chrysene in sediment at Off Tyne


Raw data with assessment

Raw data with assessment of  chrysene in sediment at Off Tyne


Assessment plot

Assessment plot for  chrysene in sediment at Off Tyne


PAH (parent) data

PAH (parent) data for assessment of  chrysene in sediment at Off Tyne


PAH (parent) assessment

PAH (parent) assessment of  chrysene in sediment at Off Tyne


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