Projects

CSEMP assessment of phenanthrene in sediment at Solway Firth

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1133.36134.64-63.68127.36
linear2135.30137.76-63.65127.300.063 10.8023
smooth (df = 2)3131.83135.99-60.91121.835.470 10.0193
smooth (df = 3)4133.47140.02-60.74121.470.351 10.5537
smooth (df = 4)5134.70144.50-60.35120.700.773 10.3792

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200120185.1385.1920.053550.212250.2520.8042
last 20 years200120185.1385.1920.053550.212250.2520.8042

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC179.75 32.00-1.7259 0.1259-13.7051.0000
ERL179.75240.00 0.2890 0.1259 2.2950.0183

 


Raw data with supporting information

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


Raw data with assessment

Raw data with assessment of  phenanthrene in sediment at Solway Firth


Assessment plot

Assessment plot for  phenanthrene in sediment at Solway Firth


PAH (parent) data

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


PAH (parent) assessment

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


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