Projects

CSEMP assessment of chrysene in sediment at Solway Firth

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1134.84136.13-64.42128.84
linear2135.14137.60-63.57127.141.700 10.1922
smooth (df = 2)3129.44133.61-59.72119.447.698 10.0055
smooth (df = 3)4131.16137.71-59.58119.160.276 10.5991
smooth (df = 4)5133.11142.91-59.55119.110.056 10.8135

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200120185.0574.820-0.23701 0.18007-1.3160.2093
last 20 years200120185.0574.820-0.23701 0.18007-1.3160.2093

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC123.9 20.0-1.8239 0.1466-12.4411.0000
ERL123.9384.0 1.1310 0.1466 7.715<0.0001

 


Raw data with supporting information

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


Raw data with assessment

Raw data with assessment of  chrysene in sediment at Solway Firth


Assessment plot

Assessment plot for  chrysene in sediment at Solway Firth


PAH (parent) data

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


PAH (parent) assessment

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


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