Projects

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

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean144.9246.30-19.4638.92
linear241.8944.56-16.9433.895.028 10.0249
smooth (df = 2)342.6947.23-16.3432.691.202 10.2728
smooth (df = 3)444.2751.47-16.1432.270.413 10.5205
smooth (df = 4)542.1052.99-14.0528.104.168 10.0412

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020186.0255.327-0.6984 0.2881-2.4240.0295
last 20 years200020186.0255.327-0.6984 0.2881-2.4240.0295

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC205.7 20.0-2.3308 0.1937-12.0351.0000
ERL205.7384.0 0.6241 0.1937 3.2220.0031

 


Raw data with supporting information

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


Raw data with assessment

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


Assessment plot

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


PAH (parent) data

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


PAH (parent) assessment

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


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