Projects

CSEMP assessment of benzo[a]anthracene in sediment at Hunterston (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean1154.39155.59-74.19148.39
linear2156.29158.58-74.15148.290.098 10.7537
smooth (df = 2)3158.00161.84-74.00148.000.296 10.5865
smooth (df = 3)4157.23163.23-72.62145.232.764 10.0964
smooth (df = 4)5156.41165.32-71.20142.412.822 10.0930

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020184.8104.9030.092790.295640.3140.7577
last 20 years200020184.8104.9030.092790.295640.3140.7577

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC134.65 16.00-2.1301 0.1567-13.5911.0000
ERL134.65261.00 0.6618 0.1567 4.2230.0003

 


Raw data with supporting information

Raw data with supporting information for assessment of  benzo[a]anthracene in sediment at Hunterston (Clyde)


Raw data with assessment

Raw data with assessment of  benzo[a]anthracene in sediment at Hunterston (Clyde)


Assessment plot

Assessment plot for  benzo[a]anthracene in sediment at Hunterston (Clyde)


PAH (parent) data

PAH (parent) data for assessment of  benzo[a]anthracene in sediment at Hunterston (Clyde)


PAH (parent) assessment

PAH (parent) assessment of  benzo[a]anthracene in sediment at Hunterston (Clyde)


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