Projects

CSEMP assessment of chrysene in sediment at middle (Firth of Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean192.51 95.08-43.2586.51
linear291.67 97.00-41.8383.672.837 10.0921
smooth (df = 2)390.58100.58-40.2980.583.085 10.0790
smooth (df = 3)487.38105.38-37.6975.385.208 10.0225

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200820174.2484.6990.45060.23931.8820.0965
last 20 years200820174.2484.6990.45060.23931.8820.0965

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC109.8 20.0-1.7029 0.1389-12.2581.0000
ERL109.8384.0 1.2520 0.1389 9.012<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  chrysene in sediment at middle (Firth of Clyde)


Raw data with assessment

Raw data with assessment of  chrysene in sediment at middle (Firth of Clyde)


Assessment plot

Assessment plot for  chrysene in sediment at middle (Firth of Clyde)


PAH (parent) data

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


PAH (parent) assessment

PAH (parent) assessment of  chrysene in sediment at middle (Firth of Clyde)


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