Projects

CSEMP assessment of phenanthrene in sediment at Garroch Head (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean197.34 98.54-45.6791.34
linear295.40 97.69-43.7087.403.935 10.0473
smooth (df = 2)396.98100.83-43.4986.980.422 10.5158
smooth (df = 3)498.90104.90-43.4586.900.079 10.7788
smooth (df = 4)598.36107.27-42.1884.362.546 10.1106

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020185.8534.925-0.9279 0.4569-2.0310.0592
last 20 years200020185.8534.925-0.9279 0.4569-2.0310.0592

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC137.7 32.0-1.4594 0.3004-4.8580.9999
ERL137.7240.0 0.5555 0.3004 1.8490.0415

 


Raw data with supporting information

Raw data with supporting information for assessment of  phenanthrene in sediment at Garroch Head (Clyde)


Raw data with assessment

Raw data with assessment of  phenanthrene in sediment at Garroch Head (Clyde)


Assessment plot

Assessment plot for  phenanthrene in sediment at Garroch Head (Clyde)


PAH (parent) data

PAH (parent) data for assessment of  phenanthrene in sediment at Garroch Head (Clyde)


PAH (parent) assessment

PAH (parent) assessment of  phenanthrene in sediment at Garroch Head (Clyde)


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