Projects

CSEMP assessment of phenanthrene in sediment at Holy Loch (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean147.9549.45-20.9841.95
linear247.8850.79-19.9439.882.074 10.1498
smooth (df = 2)349.5154.51-19.7539.510.374 10.5406
smooth (df = 3)450.9658.96-19.4838.960.540 10.4622
smooth (df = 4)550.2562.50-18.1336.252.715 10.0994

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020175.9895.494-0.4946 0.3320-1.4900.1601
last 20 years200020175.9895.494-0.4946 0.3320-1.4900.1601

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC243.28 32.00-2.0285 0.2209-9.1811.0000
ERL243.28240.00-0.0136 0.2209-0.0620.5241

 


Raw data with supporting information

Raw data with supporting information for assessment of  phenanthrene in sediment at Holy Loch (Clyde)


Raw data with assessment

Raw data with assessment of  phenanthrene in sediment at Holy Loch (Clyde)


Assessment plot

Assessment plot for  phenanthrene in sediment at Holy Loch (Clyde)


PAH (parent) data

PAH (parent) data for assessment of  phenanthrene in sediment at Holy Loch (Clyde)


PAH (parent) assessment

PAH (parent) assessment of  phenanthrene in sediment at Holy Loch (Clyde)


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