Projects

CSEMP assessment of pyrene in sediment at Solway Firth

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1139.55140.84-66.78133.55
linear2139.91142.37-65.96131.911.642 10.2000
smooth (df = 2)3138.51142.68-64.26128.513.400 10.0652
smooth (df = 3)4140.51147.06-64.26128.510.001 10.9773
smooth (df = 4)5142.49152.29-64.25128.490.019 10.8912

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200120185.0574.785-0.27151 0.20873-1.3010.2130
last 20 years200120185.0574.785-0.27151 0.20873-1.3010.2130

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC119.7 24.0-1.6071 0.1251-12.8471.0000
ERL119.7665.0 1.7147 0.1251 13.707<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  pyrene in sediment at Solway Firth


Raw data with assessment

Raw data with assessment of  pyrene in sediment at Solway Firth


Assessment plot

Assessment plot for  pyrene in sediment at Solway Firth


PAH (parent) data

PAH (parent) data for assessment of  pyrene in sediment at Solway Firth


PAH (parent) assessment

PAH (parent) assessment of  pyrene in sediment at Solway Firth


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