Projects

CSEMP assessment of chrysene in sediment at Skelmorlie (Clyde)

Statistical analysis

Trend assessment

Analysis of variance

 DfAICAICcLog likDevianceChisqChi dfPr(>Chisq)
mean164.6766.47-29.3458.67
linear264.3267.87-28.1656.322.353 10.1250
smooth (df = 2)366.2172.46-28.1056.210.112 10.7377
smooth (df = 3)465.0775.36-26.5453.073.135 10.0766

Change in log concentration

 Year startYear endFit startFit endChangeStd errortPr(>|t|)
overall200020135.7685.142-0.6259 0.3944-1.5870.1408
last 20 years200020135.7685.142-0.6259 0.3944-1.5870.1408

Status assessment

 Conc fittedConc refLog ratioStd errortPr(>t)
BAC171.1 20.0-2.1466 0.2378-9.0251.0000
ERL171.1384.0 0.8084 0.2378 3.3990.0030

 


Raw data with supporting information

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


Raw data with assessment

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


Assessment plot

Assessment plot for  chrysene in sediment at Skelmorlie (Clyde)


PAH (parent) data

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


PAH (parent) assessment

PAH (parent) assessment of  chrysene in sediment at Skelmorlie (Clyde)


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