Projects

CSEMP assessment of chrysene in sediment at Lough Foyle

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean193.4696.46-43.7387.46
linear289.6996.09-40.8481.69 5.776 10.0162
smooth (df = 2)375.5188.01-32.7565.5116.179 1<0.0001

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020175.2763.910-1.3655 0.2332-5.8570.0011
last 20 years200020175.2763.910-1.3655 0.2332-5.8570.0011

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 49.9 20.0-0.9145 0.1803-5.0720.9989
ERL 49.9384.0 2.0404 0.180311.316<0.0001

 


Raw data with supporting information

Raw data with supporting information for assessment of  chrysene in sediment at Lough Foyle


Raw data with assessment

Raw data with assessment of  chrysene in sediment at Lough Foyle


Assessment plot

Assessment plot for  chrysene in sediment at Lough Foyle


PAH (parent) data

PAH (parent) data for assessment of  chrysene in sediment at Lough Foyle


PAH (parent) assessment

PAH (parent) assessment of  chrysene in sediment at Lough Foyle


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