Projects

CSEMP assessment of pyrene in sediment at Sea of Hebrides

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1164.05167.05-79.03158.05
linear2164.69171.09-78.34156.691.366 10.2426
smooth (df = 2)3166.63179.13-78.32156.630.057 10.8116

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200620162.48052.86660.38620.31251.2360.2565
last 20 years200620162.48052.86660.38620.31251.2360.2565

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 17.6 24.00.3110.198 1.5730.0799
ERL 17.6665.03.6330.19818.351<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  pyrene in sediment at Sea of Hebrides


Raw data with assessment

Raw data with assessment of  pyrene in sediment at Sea of Hebrides


Assessment plot

Assessment plot for  pyrene in sediment at Sea of Hebrides


PAH (parent) data

PAH (parent) data for assessment of  pyrene in sediment at Sea of Hebrides


PAH (parent) assessment

PAH (parent) assessment of  pyrene in sediment at Sea of Hebrides


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