Projects

CSEMP assessment of anthracene in sediment at Solway Firth

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1157.22158.51-75.61151.22
linear2157.62160.08-74.81149.621.598 10.2061
smooth (df = 2)3156.87161.03-73.43146.872.757 10.0969
smooth (df = 3)4158.72165.26-73.36146.720.148 10.7000
smooth (df = 4)5160.49170.29-73.25146.490.224 10.6362

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200120183.3723.093-0.27893 0.21965-1.2700.2235
last 20 years200120183.3723.093-0.27893 0.21965-1.2700.2235

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC22.03 5.00-1.4832 0.1327-11.1791.0000
ERL22.0385.00 1.3500 0.1327 10.176<0.0001

 


Raw data with supporting information

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


Raw data with assessment

Raw data with assessment of  anthracene in sediment at Solway Firth


Assessment plot

Assessment plot for  anthracene in sediment at Solway Firth


PAH (parent) data

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


PAH (parent) assessment

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


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