Projects

CSEMP assessment of phenanthrene in sediment at Lough Foyle

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1125.31127.88-59.66119.31
linear2122.12127.45-57.06114.125.190 10.0227
smooth (df = 2)3118.19128.19-54.09108.195.936 10.0148
smooth (df = 3)4119.97137.97-53.98107.970.216 10.6418

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020174.5242.735-1.7891 0.6841-2.6150.0309
last 20 years200020174.5242.735-1.7891 0.6841-2.6150.0309

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC 15.41 32.000.73100.37321.9590.0429
ERL 15.41240.002.74590.37327.357<0.0001

 


Raw data with supporting information

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


Raw data with assessment

Raw data with assessment of  phenanthrene in sediment at Lough Foyle


Assessment plot

Assessment plot for  phenanthrene in sediment at Lough Foyle


PAH (parent) data

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


PAH (parent) assessment

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


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